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Relativity 

G. Y. Rainich, Mathematics of Relativity (Wiley, 1950).  
E. Schrödinger, SpaceTime Structure (Cambridge, 1950).  
H. Weyl, "Geometrie und Physik," Naturwiss 38, 73 (1951).  
M. von Laue, Die Relativitästheorie (Vieweg, 1953).  
L. Infel'p (can't read), Usp. Fiz. Nauk 57, 193 (1955).  
J. L. Synge, Relativity: the Special Theory (North Holland, 1956).  
J. L. Synge, Relativity: the General Theory (North Holland, 1960).  
G. C. McVittie, General Relativity and Cosmology (Illinois, 1956).  
W. Pauli, "Relativitästheorie" in Enzyklopädie der mathematischen Wissenschaften, II (Teubner, 1921).  
A. Lichnerowicz, Theories Relativistes de la Gravitation et de l'Electromagnetisme (Masson et Cie, 1955).  
V. Fock, Theory of Space Time and Gravitation (Pergamon, 1959).  
G. J. Witrow and G. E. Morduch, Nature 188, 790 (1960).  
J. L. Synge, Relativity: the General Theory (North Holland, 1960).  
F. R. Tangherlini, "An Introduction to the General Theory of Relativity," Nuovo Cimento Suppl. 20, 1 (1961).  
V. A. Fock, Theory of Space, Time and Gravitation (Pergamon, 1964).  
M. Born, Einstein's Theory of Relativity (Dover, 1962).  
R. Adler, M. Bazin and M. M. Schiffer, Introduction to General Relativity (McGrawHill, 1969).  
S. A. Basri, "Operational Foundation of Einstein's General Theory of Relativity," Rev. Mod. Phys. 37, 288 (1965).  
R. H. Dicke, The Theoretical Significance of Experimental Relativity (Gordon and Breach, 1964).  
G. M. Strakhovskii and A. V. Uspenskii, "Experimental Verification of the Theory of Relativity," Usp. Fiz. Nauk 86, 421 (1965) [Sov. Phys. Usp. 8, 505 (1966)].  
J. L. Synge, Relativity: The Special Theory (NorthHolland, 1964).  
J. A. Wheeler, Geometrodynamics (Academic Press, 1962).  
A. Trautmann, F. Pirani and H. Bondi, Lectures on General Relativity (Prentice Hall, 1964).  
H. Yilmaz, Introduction to the Theory of Relativity and the Principles of Modern Physics (Blaisdell, 1965).  
W. D. SchmidtOtt, "Einige neuere Messungen zur Prüfung der Speziellen Relativitätstheorie," Naturwiss. 23, 636 (1965).  
A. Trautman, "The General Theory of Relativity," Usp. Fiz. Nauk 89, 3 (1966) [Sov. Phys. Uspekhi 9, 319 (1966)].  
D. I. Blokhintsev, "Space and Time in the Microworld," Usp. Fiz. Nauk 89, 185 (1966) [Sov. Phys. Uspekhi 9, 405 (1966)].  
H. Arzelies, Relativistic Kinematics (Pergamon, 1966).  
M. A. Tonnelat, The Principles of Electromagnetic Theory and Relativity (Riedel, 1966).  
J. L. Anderson, Principles of Relativity Physics (Academic Press, 1967).  
R. U. Sexl, "Theories of Gravitation," Fortschr. Phys. 15, 269 (1967).  
L. I. Schiff, in Journeys in Science, ed. by D. L. Arm, (U. New Mexico Press, 1969).  
R. Resnick, Introduction to Special Relativity (Wiley, 1966).  
A. Shadowitz, Introduction to Special Relativity (W. B. Saunders, 1968).  
Y. Terletskii, Paradoxes in the Theory of Relativity (Plenum, 1968).  
E. A. Guggenheim, Elements and Formulae of Special Relativity (Pergamon, 1967).  
P. G. Bergmann, The Riddle of Gravitation (Scribners, 1968).  
M. A. Schwartz, Introduction to Special Relativity (McGrawHill, 1968).  
A. P. French, Special Relativity (Norton, 1968).  
F. W. Sears and R. W. Brehme, Introduction to the Theory of Relativity (AddisonWesley, 1968).  
C. Lanczos in Mathematical Methods in Solid State and Superfluid Theory ed. by R. C. Clark and G. H. Derrick (Plenum, 1968).  
H. Bondi, Relativity and Common Sense (Doubleday, 1964).  
H. Nordenson, Relativity, Time and Relality (George Allen and Unwin, 1969).  
T. D. Sanders, Modern Physical Theory (Addison Wesley, 1970).  
M. Carmelli, S. I. Fickler and L. Witten, Relativity (Plenum, 1970).  
R. H. Furth, Fundamental principles of Modern Theoretical Physics (Pergamon, 1970).  
L. Jánossy, Theory of Relativity Based on Physical Reality (Akadémie Kiadó, 1970).  
W. R. Davis, Classical Fields, Particles and the Theory of Relativity (Gordon and Breach, 1970).  
L. D. Landau and E. M. Lifschitz, Classical Theory of Fields (Pergamon, 1971).  
R. K. Sachs, ed., General Relativity and Cosmology (Academic Press, 1971).  
L. O'Raifeartaigh, ed., General Relativity (Oxford, 1971).  
C. Møller, The Theory of Relativity (Oxford, 1972).  
S. Weinberg, Gravitation and Cosmology (Wiley, 1972).  
C. W. Misner, K. S. Thorne and J. A. Wheeler, Gravitation (W. H. Freeman, 1973).  
H. Muirhead, The Special Theory of Relativity (Wiley, 1973).  
H. A. Atwater, Introduction to General Relativity (Pergamon, 1974).  
J. Mehra, Einstein, Hilbert and the Theory of Gravity (Reidel, 1974).  
P. A. M. Dirac, General Theory of Relativity (Wiley Interscience, 1975).  
C. Edwards, ed., Gravitational Radiation, Collapsed Objects and Exact Solutions (Springer, 1980).  
A. I. Miller, Albert Einstein's Special Theory of Relativity (AddisonWesley, 1980).  
A. Held, ed., General Relativity and Gravitation: 100 Years After the Birth of Albert Einstein (Plenum, 1980).  
W. Rindler, Essential Relativity (Springer, 1980).  
D. J. Raine, "Mach's Principle and SpaceTime Structure," Rep. Prog. Phys. 44, 1151 (1981).  
K. Nordtvedt, Jr., "The Fourth Test of General Relativity," Rep. Prog. Phys. 45, 631 (1982).  
C. M. Will, Theory and Experiment in Gravitiational Physics (Cambridge, 1982).  
L. C. Epstein, Relativity Visualized (Insight Press, 1983).  
N. Straumann, General Relativity and Relativistic Asstrophysics (Springer, 1984).  
S. Goldberg, Understanding Relativity (Birkhauser, 1984).  
J. Aharoni, The Special Theory of Relativity (Dover, 1985).  
B. F. Schutz, A First Course in General Relativity (Cambridge, 1985).  
S. Weinberg, "The Cosmological Constant Problem," Rev. Mod. Phys. 61, 1 (1989).  
C. M. Will, "The Confrontation Between Gravitation Theory and Experiment," Science 250, 770 (1990).  
R. d'Inverno, Introducting Einstein's Relativity (Oxford, 1992).  
C. M. Will, Theory and Experiment in Gravitational Physics (Cambridge, 1993).  
I. Ciufolini and J. A. Wheeler, Gravitation and Inertia (Princeton, 1995).  
S. W. Hawking and R. Penrose, The Nature of Space and Time (Princeton, 1996).  
Foundations of Special Relativity 

H. P. Robertson, "Postulate Versus Observation in the Special Theory of Relativity," Rev. Mod. Phys. 21, 378 (1949).  
W. Macke, "Begründung der Speziellen Relativitästheorie aus der Hamiltonschen Mechanik," Z. Naturforschung 7a, 76 (1952).  
A. W. Ingleton, "The Lorentz Transformation," Nature 171, 618 (1953).  
S. Goldberg, "Henri Poincaré and Einstein's Theory of Relativity," Am. J. Phys. 35, 934 (1967).  
H. Dingle, "The Case Against Special Relativity," Nature 216, 119 (1967).  
W. H. McCrea, "Why Special Relativity Is Correct," Nature 216, 122 (1967).  
A. K. Maciel and J. Tiomno, "Experiments to Detect Possible Weak Violations of Special Relativity," Phys. Rev. Lett. 55, 143 (1985).  
Conservation Laws in Special Relativity 

G. Herglotz, "Über die Mechanik des deformierbaren Körpers vom Standpunkte der Relativitätstheorie," Ann. Phys. 36, 493 (1911).  
F. Engel, Göttinger Nachrichten Math.Phys. Kl., 1916, p. 270.  
F. Engel, Göttinger Nachrichten Math.Phys. Kl., 1917, p. 189.  
E. BesselHagen, "Über die Erhaltungssätze der Elektrodynamik," Math. Ann. 84, 258 (1921).  
E. L. Hill, "Hamilton's Principle and the Conservation Theorems of Mathematical Physics," Rev. Mod. Phys. 23, 253 (1951).  
D. G. B. Edelen, "Groups, Conservation Laws and the Forgotten Laws of Balance," Nuovo Cimento B 29, 10 (1970).  
G. M. Schmieg, "Interacting Angular Momentum and Conservation Laws," Nuovo Cimento B 67, 67 (1970).  
Velocity of Light Being Independent of the Velocity of the Source 

A. M. BonchBruevich, Dokl. Akad. Nauk 109, 481 (1956) [Sov. Phys. Dokl. 1, 430 (1956)].  
W. Kantor, "Direct FirstOrder Experiment on the Propagation of Light from a Moving Source," J. Opt. Soc. Am. 52, 978 (1962)].  
J. F. James and R. S. Sternberg, "Change in Velocity of Light Emitted by a Moving Source," Nature 197, 1192 (1963)].  
T. Avälger, A. Nilsson and J. Kjellman, "A Direct Terrestrial Test of the Second Postulate of Special Relativity," Nature 197, 1191 (1963)].  
F. B. Rotz, "New Test of the Velocity of Light Postulate," Phys. Lett. 7, 252 (1963)].  
W. D. SchmidtOtt, "Einige neuere Messungen zur Prüfung der speziellen Relativitätstheorie," Naturwiss. 52, 636 (1965)].  
F. J. M. Farley, J. Bailey and E. Picasso, "Is the Special Theory Right or Wrong?: Experimental Verification of the Theory of Relativity," Nature 217, 17 (1968)].  
K. Brecher, "Is the Speed of Light Independent of the Velocity of the Source?" Phys. Rev. Lett. 39, 1051 (1977)].  
Miscellaneous Relativistic Kinematics 

E. L. Hill, "On Accelerated Coordinate Systems in Classical and Relativistic Mechanics," Phys. Rev. 67, 358 (1945).  
E. L. Hill, "On the Kinematics of Uniformly Accelerated Motions and Classical Electromagnetic Theory," Phys. Rev. 72, 143 (1947).  
E. L. Hill, "The Relativistic Clock Problem," Phys. Rev. 72, 236 (1947).  
E. L. Hill, "On a Type of Kinematical 'Red Shift'," Phys. Rev. 68, 232 (1945).  
C. Møller, Kgl. Danske Vidensk. Selsk. MatFyz. Medd. 20, (No. 19) (1943).  
B. Podolsky, "On the Lorentz Transformation of Charge and Current Densities," Phys. Rev. 72, 624 (1947).  
G. H. F. Gardner, "Rigid Body Motions in Special Relativity," Nature 170, 243 (1952).  
J. L. Synge, "On a case of Instability Produced by Rotation," Nature 170, 243 (1952).  
W. H. Furry, "Lorentz Transformation and the Thomas Precession," Am. J. Phys. 23, 517 (1955).  
A. D. Fokker, Physica 24, 1119 (1958).  
J. Terrell, "Invisibility of the Lorentz Contraction," Phys. Rev. 116, 1041 (1959).  
R. U. Sexl, "New Method for Detection of Light Deflection by Solar Gravity," Z. Phys. 167, 265 (1962).  
W. M. Sachs and J. A. Ball, "Simple Derivations of the Schwarzschild Metric," Am. J. Phys. 36, 240 (1968).  
J.P. Richard, "Propagation of a Photon in a Static Field and in the Field of the Sun According to General Relativity," Nuovo Cimento 56B, 1 (1968).  
J.P. Richard, "Pulsar Frequences and General Relativity," Phys. Rev. Lett. 21, 1183 (1968).  
P. E. Roe, "Experimental Method for Distinguishing Pulsar Models," Nature 227, 154 (1970).  
J. C. Hafele, "Relativistic Behaviour of Moving Terrestrial Clocks," Nature 227, 270 (1970).  
L. Marder, Time and the SpaceTime Traveler (George Allen and Unwin, 1971).  
B. R. Holstein and A. R. Swift, "The Relativity Twins in Free Fall," Am. J. Phys. 40, 746 (1972).  
D. M. Greenberger, "The Reality of the Twin Paradox Effect," Am. J. Phys. 40, 750 (1972).  
Y. A. Smorodinskii and V. A. Ugarov, "Two Paradoxes of the Special Theory of Relativity," Uspekh. Fiz. Nauk 107, 141 (1972) [Sov. Phys. Usp. 15, 340 (1972)].  
J. M. Cohen and H. E. Moses, "New Test of Synchronization Procedure in Noninertial Systems," Phys. Rev. Lett. 39, 1641 (1977).  
F. Combley, F. J. M. Farley, J. H. Field and E. Picasso, "g2 Experiments as a Test of Special Relativity," Phys. Rev. Lett. 42, 1383 (1979).  
J. M. Cohen, H. E. Moses and A. Rosenblum, "ClockTransport Synchronization in Noninertial Frames and Gravitational Fields," Phys. Rev. Lett. 51, 1501 (1983).  
N. Ashby and D. W. Allen, "Coordinate Time On and Near the Earth," Phys. Rev. Lett. 53, 1858 (1984).  
ClockRetardation Experiments 

F. Rasetti, "Disintegration of Slow Mesotrons," Phys. Rev. 60, 198 (1941).  
F. S. Crawford, Jr., , "Experimental Verification of the 'Clock Paradox' of Relativity," Nature 179, 358 (1957).  
H. J. Hay, J. P. Schiffer, T. E. Cranshaw and P. A. Egelstaff, "Measurement of the Red Shift of an Accelerated System Using the Mössbauer Effect in Fe^{57}," Phys. Rev. Lett. 4, 65 (1960).  
J. H. Fremlin, "An Alternate Deducation from the MichelsonMorley Experiment," Proc. Phys. Soc. 80, 1384 (1962).  
J. M. Farley, J. Bailey and E. Picasso, "Is the Special Theory Right or Wrong?: Experimental Verifications of the Theory of Relativity," Nature 217, 17 (1968).  
J. C. Hafele and R. E. Keating, "Around the World Atomic Clocks: Predicted Relativistic Time Gains," Science 177, 166 (1972).  
J. Bailey et al., "Measurement of Relativistic Time Dilation for Positive and Negative Muons in a Circular Orbit," Nature 268, 301 (1977).  
M. Kaivola, O. Poulsen, E. Riis and S. A. Lee, "Measurement of the Relativistic Doppler Shift in Neon," Phys. Rev. Lett. 54, 255 (1985).  
D. W. MacArthur et al., "Test of the SpecialRelativistic Doppler Formula at β=0.84," Phys. Rev. Lett. 56, 282 (1986).  
R. W. McGowan, D. M. Gitner, S. J. Sternberg and S. A. Lee, "New Measurement of the Relativistic Doppler Shift in Neon," Phys. Rev. Lett. 56, 282 (1986).  
Variation of Mass with Velocity 

P. S. Farago and L. Janossy, "Review of the Experimental Evidence for the Law of Variation of the Electron Mass," Nuovo Cimento 5, 1411 (1957).  
J. C. Wesley and A. Rich, "HighField Electron g2 Measurement," Phys. Rev. A 4, 1341 (1971).  
Z. G. T. Guiragossián et al., "Relative Velocity Measurements of Electrons and Gamma Rays at 15 GeV," Phys. Rev. Lett. 34, 335 (1974).  
D. Newman, G. W. ford, A. Rich and E. Sweetman, "Precision Experimental Verification of Special Relativity," Phys. Rev. Lett. 40, 1355 (1978).  
F. Combley, F. J. M. Farley, J. H. Field and E. Picasso, "g2 Experiments as a Test of Special Relativity," Phys. Rev. Lett. 42, 1383 (1979).  
P. S. Cooper et al., "Experimental Test of Special Relativity from Highγ Electron g2 Measurements," Phys. Rev. Lett. 42, 1386 (1979).  
Ether Drift Experiments 

G. Joos, Ann. Phys. 7, 385 (1930).  
R. W. Ditchburn and O. S. Heavens, Nature 170, 705 (1952).  
L. Essen, "A New AetherDrift Experiment," Nature 175, 793 (1955).  
R. S. Shankland, S. W. McCuskey, F. C. Leone and G. Keurti, "New Analysis of the Interferometer Observations of Dayton C. Miller," Rev. Mod. Phys. 27, 167 (1955).  
J. P. Cedarholm, G. F. Bland, B. L. Havens and C. H. Townes, "New Experimental Test of Special Relativity," Phys. Rev. Lett. 1, 342 (1958).  
W. D. SchmidtOtt, "Einige neuere Messungen zur Prüfung der speziellen Relativitätstheorie," Naturwiss. 52, 636 (1965).  
T. S. Jaseja, A. Javan, J. Murray and C. H. Townes, "Test of Special Relativity or of the Isotropy of Space by Use of Infrared Masers," Phys. Rev. 133, A1221 (1964).  
A. Billet and J. L. Hall, "Improved Laser Test of the Isotropy of Space," Phys. Rev. Lett. 42, 549 (1979).  
J. L. Hall in Atomic Physics 7, ed. by D. Kleppner and F. M. Pipkin (Plenum, 1981), p. 267.  
Ether Drift and Spatial Isotropy Experiments 

S. K. Lamoreaux et al., "New Limits on Spatial Anisotropy from Optically Pumped ^{201}Hg and ^{199}Hg," Phys. Rev. Lett. 57, 3125 (1986).  
M. C. Haugan and C. M. Will, "Modern Tests of Special Relativity," Physics Today 40, No. 5, 69 (1987).  
P. R. Phillips, "Test of Spatial Isotropy Using a Cryogenic Torsion Pendulum," Phys. Rev. Lett. 59, 1784 (1987).  
T. E. Chupp et al., "Results of a New Test of Local Lorentz Inveriance: A Search for Mass Anisotropy in ^{21}Ne," Phys. Rev. Lett. 63, 1541 (1989).  
D. Hills and J. L. Hall, "Improved KennedyThorndyke Experiment to Test Special Relativity," Phys. Rev. Lett. 64, 1697 (1990).  
C. J. Berglund et al., "New Limits on Local Lorentz Invariance from Hg and Cs Magnetometers," Phys. Rev. Lett. 75, 1879 (1995).  
Special Relativity Dynamics 

P. A. M. Dirac, "Forms of Relativistic Dynamics," Rev. Mod. Phys. 21, 392 (1949).  
L. H. Thomas, "The Relativistic Dynamics of a System of Particles Interacting at a Distance," Phys. Rev. 85, 868 (1952).  
B. Bakamjian and L. H. Thomas, "Relativistic Particle Dynamics III," Phys. Rev. 92, 1300 (1953).  
D. G. Currie, "Interaction Contra Classical Relativistic Hamiltonian Particle Mechanics," J. Math. Phys. 4, 1470 (1963).  
K. A. Johns, Lett. Nuovo Cimento 4, 351 (1970).  
F. W. Sears, "Another Relativistic Paradox," Am. J. Phys. 40, 771 (1972).  
Y. A. Smorodinskii and V. A. Ugarov, "Two Paradoxes of the Special Theory of Relativity," Usp. Fiz. Nauk 107, 141 (1972) [Sov. Phys. Usp. 15, 340 (1972)].  
Relativistic Hydrodynamics 

A. H. Taub, "Relativistic RankineHugoniot Engines," Phys. Rev. 74, 328 (1948).  
J. Anandan, "Gravitational and Inertial Effects in Quantum fluids," Phys. Rev. Lett. 47, 463 (1981).  
Sound and Hydrodynamics in Special Relativity 

S. A. Bludman and M. A. Ruderman, "Light in Ultradense Matter," Phys. Rev. 170, 1176 (1968).  
M. Ruderman, "Causes of Sound Faster than Light in Models of Ultradense Matter," Phys. Rev. 172, 1286 (1968).  
N. G. Van Kampen, "A Model for Relativistic Heat Transport," Physica 46, 315 (1970).  
R. J. Swenson, "Generalized Heat Conduction Equation," Am. J. Phys. 46, 76 (1978).  
M. Dudynski and M. L. EkielJezewska, "Causality of the Linearized Relativistic Boltzmann Equation," Phys. Rev. Lett. 55, 2831 (1985).  
Tachyons 

O. M. P. Bilaniuk, V. K. Deshpande and E. C. G. Sudarshan, "Meta Relativity," Am. J. Phys. 30, 718 (1962).  
J. Dhar and E. C. G. Sudarshan, "Quantum Field Theory of Interacting Tachyons," Phys. Rev. 174, 1808 (1968).  
O. M. Bilaniuk and E. C. G. Sudarshan, "Particles Beyond the Light Barrier," Phys. Today 22, No. 5, (1969), p. 43.  
O. M. Bilaniuk et al., "More About Tachyons," Phys. Today 22, No. 12, (1969), p. 47.  
D. J. Thouless, "Causality and Tachyons," Nature 224, 506 (1969).  
S. I. BenAbraham, "Simple Model for Tachyons," Phys. Rev. Lett. 24, 1245 (1970).  
M. Glück, "Note on Causal Tachyon Fields," Nuovo Cimento 62 A, 791 (1969).  
E. C. D. Sudarshan, "The Theory of Particles Traveling Faster than Light," in Symposia on Theoretical Physics and Mathematics, Vol 10, ed. by A. Ramakrishnan (Plenum, 1970).  
J. Strnad, Fortschr. Phys. 18, 237 (1970).  
E. Recami, Lett. Nuovo Cimento 4, 73 (1970).  
A. S. Lapedes and K. C. Jacobs, Nature Phys. Sci. 234, 6 (1972).  
Foundations of General Relativity, Miscellaneous 

F. Rohrlich, "The Principle of Equivalence," Ann. Phys. (N.Y.) 22, 169 (1963).  
V. L. Ginzburg, Usp. Fiz. Nauk 81, 739 (1963).  
K. Nordtvedt, Jr., "Equivalence Principle for Massive Bodies. I. Phenomenology," Phys. Rev. 169, 1014 (1968).  
K. Nordtvedt, Jr., "Equivalence Principle for Massive Bodies. II. Theory," Phys. Rev. 169, 1017 (1968).  
K. Nordtvedt, Jr., "Testing Relativity with Laser Ranging to the Moon," Phys. Rev. 170, 1186 (1968).  
L. Bombelli, J. Lee, D. Meyer and R. D. Sorkin, "SpaceTime as a Causal Set," Phys. Rev. Lett. 59, 521 (1987).  
M.T. Jaekel and S. Reynaud, "TimeFrequency Transfer with Quantum Fluids," Phys. Rev. Lett. 76, 2407 (1996).  
C. G. Tsagas, "Magnetic Tension and the Geometry of the Universe," Phys. Rev. Lett. 86, 5421 (2001).  
Metrical Foundations of General Relativity 

H. Weyl, "Die Einzigartigkeit der Pythagoresischen Massbestimmung," Math. Z. 12, 114 (1921).  
(Can't Read) Z. Naturforschung 9a, 827 (1954).  
L. I. Schiff, "On Experimental Tests of the General Theory of Relativity," Am. J. Phys. 28, 3409 (1960).  
E. Guth, "New Foundation of General Relativity," Phys. Rev. Lett. 21, 106 (1968).  
S. Chandrasekhar, "On the 'Derivation' of Einstein's Field Equations," Am. J. Phys. 40, 224 (1972).  
A. Fischer and J. Marsden, "The Einstein Evolution Equations as a FirstOrder QuasiLinear Symmetric Hyperbolic system. I.," Comm. Math. Phys. 28, 1 (1972).  
K. S. Thorne, D. L. Lee and A. P. Lightman, "Foundations for a Theory of Gravitation Theories," Phys. Rev. D 7, 3563 (1973).  
A. P. Lightman and D. L. Lee, "Restricted Proof that the Weak Equivalence Principle Implies the Einstein Equivalence Principle," Phys. Rev. D 8, 364 (1973).  
W.T. Ni, "Equivalence Principles and Electromagnetism," Phys. Rev. Lett. 38, 301 (1977).  
A. Coley, "Schiff's Conjecture on Gravitation," Phys. Rev. Lett. 49, 853 (1982).  
Energy and Mass in General Relativity 

R. Arnowitt, S. Deser and C. W. Misner, "Coordinate Invariance and Energy Expressions in General Relativity," Phys. Rev. 122, 996 (1961).  
L. Landau and E. Lifschitz, Classical Theory of Fields (AddisonWesley, 1951).  
A. Papapetrou, Proc. Roy. Irish Acad. A32, 11 (1948).  
S. N. Gupta, "Gravitation and Electromagnetism," Phys. Rev. 96, 1683 (1954).  
D. G. B. Edelen, "Groups, Conservation Laws and the Forgotten Laws of Balance," Nuovo Cimento 67B, 29 (1970).  
R. Schoen and S. T. Yau, "Proof That the Bondi Mass is Positive," Phys. Rev. Lett. 48, 369 (1982).  
G. T. Horowitz and M. J. Perry, "Gravitational Energy Cannot Become Negative," Phys. Rev. Lett. 48, 371 (1982).  
Properties of Einstein's Vacuum Equations 

I. Robinson and A. Trautman, "Spherical Gravitational Waves," Phys. Rev. Lett. 4, 431 (1960).  
R. P. Kerr, "Gravitational Field of a Spinning Mass as an Example of Algebraically Special Metrics," Phys. Rev. Lett. 11, 237 (1963).  
J. F. Plebanski, "Some Solutions of Complex Einstein Equations," J. Math. Phys. 16, 2395 (1975).  
J. F. Plebanski and I. Robinson, "LeftDegenerate Vacuum Metrics," Phys. Rev. Lett. 37, 493 (1976).  
G. G. Torre and I. M. Anderson, "Symmetries of the Einstein Equations," Phys. Rev. Lett. 70, 3525 (1993).  
Relation of Relativistic and Newtonian Gravity 

A. Katz, "Derivation of Newton's Law of Gravitation from General Relativity," J. Math. Phys. 9, 983 (1968).  
Accuracy of InverseSquare Gravitation for Weak Fields 

D. R. Long, "Experimental Examination of the Gravitational Inverse Square Law," Nature 260, 417 (1976).  
R. Spero et al., "Test of the Gravitational InverseSquare Law at Laboratory Distances," Phys. Rev. Lett. 44, 1645 (1980).  
H. A. Chan, M. V. Moody and H. J. Paik, "Null Test of the Gravitatational Inverse Square Law," Phys. Rev. Lett. 49, 1745 (1982).  
B. N. Taylor and W. D. Phillips, eds., Precision Measurements and Fundamental Constants II, Natl. Bur. Stds. Special Publication 617 (1984).  
F. D. Stacey et al., "Geophysica and the Law of Gravity," Rev. Mod. Phys. 59, 157 (1987).  
J. Thomas et al., "Testing the InverseSquare Law of Gravity on a 456M Tower," Phys. Rev. Lett. 63, 1902 (1989).  
C. Jekeli, D. H. Eckhardt and A. J. Romaides, "Tower Gravity Experiment: No Evidence for NonNewtonian Gravity," Phys. Rev. Lett. 64, 1204 (1990).  
M. V. Moody and H. J. Paik, "Gauss's Law Test of Gravity at Short Range," Phys. Rev. Lett. 70, 1195 (1993).  
Light Deflection and Gravitational Retardation Experiments 

I. I. Shapiro et al., "Fourth Test of General Relativity: Preliminary Results," Phys. Rev. Lett. 20, 1265 (1968).  
D. Sadeh, S. H. Knowles and B. Au, "The Effect of Mass on Frequency," Science 161, 567 (1968).  
D. O. Muhleman, R. D. Ekers and E. B. Fomalont, "Radio Interferometric Test of the General Relativistic Light Bending Near the Sun," Phys. Rev. Lett. 24, 1377 (1970).  
G. A. Seielstad, R. A. Sramek and K. W. Weiler, "Measurement of the Deflection of 9.602GHz Radiation from 3C279 in the Solar Gravitational Field," Phys. Rev. Lett. 24, 1373 (1970).  
I. I. Shapiro et al., "Fourth Test of General Relativity: New Radar Result," Phys. Rev. Lett. 26, 1162 (1971).  
K. K. Weiler et al., "DualFrequency Measurement of the Solar Gravitational Microwave Deflection," Phys. Rev. Lett. 35, 134 (1975).  
E. B. Formalont and R. A. Sramek, "Measurements of the Solar Gravitational Deflection of Radio Waves in Agreement with General Relativity," Phys. Rev. Lett. 36, 1475 (1976).  
K. Tanaka, "How to Detect the Gravitationally Induced Phase Shift of Electromagnetic Waves by OpticalFiber Interferometry," Phys. Rev. Lett. 51, 378 (1983).  
Gravitational Red Shift 

T. E. Cranshaw, J. P. Schiffer and A. B. Whitehead,
"Measurement of the Gravitational Red Shift Using the
Mössbauer Effect in Fe 

R. V. Pound and G. A. Rebka, Jr., "Apparent Weight of Photons," Phys. Rev. Lett. 4, 337 (1960).  
R. V. Pound and J. L. Snider, "Effect of Gravity on Gamma Radiation," Phys. Rev. 140, B788 (1965).  
J. L. Snider, "New Measurement of the Solar Gravitational Red Shift," Phys. Rev. Lett. 28, 853 (1972).  
R. F. C. Vessot et al., "Test of Relativistic Gravitation with a SpaceBorne Hydrogen Maser," Phys. Rev. Lett. 45, 2081 (1980).  
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PerihelionPrecession Observations 

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InertialFrame Precession Observations 

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Mach's Principle 

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Gravitational Waves 

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Gravitational Waves and Radiation 

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Geons and Black Holes 

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D. Christodoulou, "Reversible and Irreversible Transformations in BlackHole Physics," Phys. Rev. Lett. 25, 1596 (1970).  
C. V. Vishveshwara, "Stability of the Schwarzschild Metric," Phys. Rev. D 1, 3514 (1970).  
C. V. Vishveshwara, "Scattering of Gravitational Radiation by a Schwarzschild Black Hole," Nature 227, 936 (1970).  
S. W. Hawking and R. Penrose, "The Singularities of Gravitational Collapse and Cosmology," Proc. Roy. Soc. 314, 529 (1970).  
K. S. Thorne, "Relativistic Stars, Black Holes and Gravitational Waves," in General Relativity and Cosmology, ed. by R. K. Sachs (Academic Press, 1971).  
B. Carter, "Axisymmetric Black Hole Has Only Two Degrees of Freedom," Phys. Rev. Lett. 26, 331 (1971).  
R. M. Walt, "Final States of Gravitational Collapse," Phys. Rev. Lett. 26, 1653 (1971).  
Y. B. Zel'dovich, Pisma Zh. Eksp. Teor. Fiz. 14, 270 (1971) [Sov. Phys. JETP Lett. 14, 180 (1971).  
J. B. Beckenstein, "Transcedence of the Law of BaryonNumber Conservation in BlackHole Physics," Phys. Rev. Lett. 28, 452 (1972).  
R. Penrose, "Black Holes and Gravitational Theory," Nature 236, 377 (1972).  
S. W. Hawking, "Black Holes in General Relativity," Comm. Math. Phys. 25, 152 (1972).  
S. A. Teukolsky, "Rotating Black Holes: Separable Wave Equations for Gravitational and Electromagnetic Perturbations," Phys. Rev. Lett. 29, 1114 (1972).  
L. Smarr, "Mass Formula for Kerr Black Holes," Phys. Rev. Lett. 30, 71 (1973).  
S. N. Rasband, "Black Holes and Spinning Test Bodies," Phys. Rev. Lett. 30, 111 (1973).  
J. L. Friedman and B. F. Schutz, Jr., "Axisymmetric Stability of Kerr Black Holes," Phys. Rev. Lett. 32, 243 (1974).  
S. W. Hawking, "Black Hole Explosions," Nature 248, 30 (1974).  
B. Carter, "Charge and Particle Conservation in Black Hole Decay," Phys. Rev. Lett. 33, 558 (1974).  
Black Holes 

J. Taylor, Black Holes: The End of the Universe? (Fontana, 1974).  
D. C. Robinson, "Uniqueness of the Kerr Black Hole," Phys. Rev. Lett. 34, 905 (1975).  
S. W. Hawking, "Particle Creation by Black Holes," Comm. Math. Phys. 43, 199 (1975).  
S. W. Hawking, "Black Holes and Thermodynamics," Phys. Rev. D 13, 191 (1976).  
R. Penrose, "Singularities and TimeAsymmetry," in General Relativity: An Einstein Centennary Survey, ed. by S. W. Hawking and W. Israel (Cambridge, 1979).  
F. J. Tipler, "Do Black Holes Really Evaporate Thermally?" Phys. Rev. Lett. 45, 949 (1980).  
S. Chandrasekhar, The Mathematical Theory of Black Holes (Oxford, 1983).  
M. Yamazaki, "Stationary Line of N Kerr Masses Kept Apart by Gravitational SpinSpin Interaction," Phys. Rev. Lett. 50, 1027 (1983).  
W. A. Hiscock, "Magnetic Monopoles and Evaporating Black Holes," Phys. Rev. Lett. 50, 1734 (1983).  
W. Israel, "Must Nonspherical Collapse Produce Black Black Holes? A Gravitational Confinement Theorem," Phys. Rev. Lett. 56, 789 (1986).  
R. C. Ferrell and D. M. Eardley, "SlowMotion Scattering and Coalescence of Maximally Charged Black Holes," Phys. Rev. Lett. 59, 1617 (1987).  
S. L. Shapiro and S. A. Teukolsky, "Formation of Naked Singularities: The Violation of Cosmic Censorship," Phys. Rev. Lett. 66, 994 (1991).  
I. Moss, "Black Hole Thermodynamics and Quantum Hair," Phys. Rev. Lett. 69, 1852 (1992).  
J. D. Beckenstein, "How Fast Does Information Leak Out from a Black Hole?" Phys. Rev. Lett. 70, 3680 (1993).  
S. Chandrasekhar, The Mathematical Theory of Black Holes (Oxford, 1993).  
Quantum Theory of Black Holes 

J. D. Beckenstein, "Black Holes and Entropy," Phys. Rev. D 7, 2333 (1973).  
S. W. Hawking, "Black Hole Explosions," Nature 248, 30 (1974).  
S. W. Hawking, "Particle Creation by Black Holes," Comm. Math. Phys. 43, 199 (1975).  
C. Isham, R. Penrose and D. W. Sciama, eds., Quantum Gravity: An Oxford Symposium (Oxford, 1975).  
S. W. Hawking, "Breakdown of Predictability in Gravitational Collapse," Phys. Rev. D 14, 2460 (1976).  
S. W. Hawking, "Black Holes and Thermodynamics," Phys. Rev. D 13, 191 (1976).  
D. Candelas and D. W. Sciama, "Irreversible Thermodynamics of Black Holes," Phys. Rev. Lett. 38, 1372 (1977).  
A. Vilenkin, "Parity Nonconservation and Rotating Black Holes," Phys. Rev. Lett. 41, 1575 (1978).  
F. J. Tipler, "Do Black Holes Really Evaporate Thermally?" Phys. Rev. Lett. 45, 949 (1980).  
P. Hajicek and W. Israel, "What? No Black Hole Evaporation?" Phys. Lett. 80A, 9 (1980).  
D. N. Page, "Is BlackHole Evaporation Predictable?" Phys. Rev. Lett. 44, 301 (1980).  
J. M. Bardeen, "Black Holes Do Evaporate Thermally," Phys. Rev. Lett. 46, 382 (1981).  
V. P. Frolov, "Comment on Tipler's Paper 'Do Black Holes Evaporate Thermally?'" Phys. Rev. Lett. 46, 1349 (1981).  
W. H. Zurek, "Entropy Evaporated by a Black Hole," Phys. Rev. Lett. 49, 1683 (1982).  
W. H. Zurek and K. S. Thorne, "Statistical Mechanical Origin of the Entropy in a Rotating, Charged Black Hole," Phys. Rev. Lett. 54, 2171 (1985).  
R. D. Sorkin, "Toward a Proof of Entropy Increase in the Presence of Quantum Black Holes," Phys. Rev. Lett. 56, 1885 (1986).  
L. J. Hall and S. D. H. Hsu, "Cosmological Production of Black Holes," Phys. Rev. Lett. 64, 2848 (1990).  
I. Moss, "Black Hole Thermodynamics and Quantum Hair," Phys. Rev. Lett. 69, 1852 (1992).  
A. Strominger, "Black Hole Statistics," Phys. Rev. Lett. 71, 3397 (1993).  
Relativistic Thermodynamics 

M. Planck, "Zur Dynamik bewegter Systeme," Ann. Phys. 26, 1 (1908).  
M. von Laue, Z. Phys. 137, 113 (1954).  
P. T. Landsberg, "Does a Moving Body Appear Cool?" Nature 212, 571 (1966).  
H. Callen and G. Horowitz, "Relativistic Thermodynamics," Am. J. Phys. 39, 938 (1938).  
P. T. Landsberg, "Thought Experiment to Determine the Special Relativistic Temperature Transformation," Phys. Rev. Lett. 45, 149 (1980).  
W. H. Zurek and K. S. Thorne, "Statistical Mechanical Origin of the Entropy of a Rotating, Charged Black Hole," Phys. Rev. Lett. 54, 2127 (1985).  
White Holes 

I. D. Novikov, Astron. Zh. 41, 1075 (1964) [Sov. Astron. 8, 857 (1965)].  
Y. Ne'eman, Astrophys. J. 141, 1303 (1964).  
I. D. Novikov and K. S. Thorne in Black Holes, ed. by B. DeWitt and C. M. DeWitt (Gordon and Breach, 1973).  
D. M. Eardley, "Death of White Holes in Early Universe," Phys. Rev. Lett. 33, 442 (1974).  
J. V. Narlikar and R. C. Kapoor, "The Angular Appearance of White Holes," Astrophys. Space Sci. 53, 155 (1982).  
J. V. Narlikar, "White Holes: Cosmic Energy Machines," New Scientist 97, 516 (1983).  
Miscellaneous SpaceTime Topology 

R. Penrose, "Zero RestMass Fields Including Gravitation: Asymptotic Behavior," Proc. Roy. Soc. 284, 159 (1965).  
S. W. Hawking and G. F. R. Ellis, The LargeScale Structure of SpaceTime (Cambridge, 1973).  
F. J. Tipler, "Rotating Cylinders and the Possibility of Global Causality Violation," Phys. Rev. D 9, 2203 (1974).  
F. J. Tipler, "Causality Violation in Asymptotically Flat SpaceTimes," Phys. Rev. Lett. 37, 879 (1976).  
R. Geroch and G. T. Horowitz, "Asymptotically Simply Does Not Imply Asymptotically Minkowskian," Phys. Rev. Lett. 40, 203 (1978).  
L. Bombelli, J. Lee, D. Meyer and R. D. Sorkin, "SpaceTime as a Causal Set," Phys. Rev. Lett. 59, 521 (1987).  
M. S. Morris, K. S. Thorne and Y. Yertserver, "Wormholes, Time Machines and the Weak Energy Condition," Phys. Rev. Lett. 61, 1446 (1988).  
J. M. M. Senovilla, "New Class of Inhomogeneous Cosmological PerfectFluid Solutions Without BigBang Singularity," Phys. Rev. Lett. 64, 2219 (1990).  
Cosmology 

E. Schrödinger, Expanding Universes (Cambridge, 1956).  
E. M. Lifschitz and I. M. Khalatnikov, "Investigations in Relativistic Cosmology," Adv. Phys. 12, 185 (1963).  
H. P. Robertson and T. W. Noonan, Relativity and Cosmology (Saunders, 1968).  
J. Ehlers, ed., Relativity Theory and Astrophysics. 1. Relativity and Cosmology (Am. Math. Soc., 1967).  
S. W. Hawking and D. Sciama, "Singularities in Collapsing Stars and Universes," Comments on Astrophys. and Space Sci., 1, 1 1969).  
V. Belinskii, I. M. Khalatnikov and E. M. Lifschitz, "Oscillatory Approach to a Singular Point in the Relativistic Cosmology," Adv. Phys. 19, 525 (1970).  
D. W. Sciama, "Astrophysical Cosmology," in General Relativity and Cosmology, ed. by R. K. Sachs (Academic Press, 1971), p. 183.  
G. F. R. Ellis, "Relativistic Cosmology," in General Relativity and Cosmology, ed. by R. K. Sachs (Academic Press, 1971).  
S. W. Hawking and G. F. R. Ellis, The LargeScale Structure of SpaceTime (Cambridge, 1973).  
M. P. Ryan, Jr. and L. C. Shepley, Homogeneous Relativistic Cosmologies (Princeton, 1974).  
J. Heidmann, Relativistic Cosmology: An Introduction (Springer, 1980).  
P. G. Bergmann and V. de Sabbata, eds., Cosmology and Gravitation (Plenum, 1980).  
J. Bernstein, L. S. Brown and G. Feinberg, "Cosmological Helium Production Simplified," Rev. Mod. Phys. 61, 25 (1989).  
H.Dieter Zeh, The Physical Basis of the Direction of Time (Springer, 1989).  
Relativistic Cosmology 

H. P. Robertson, "Relativistic Cosmology," Rev. Mod. Phys. 5, 62 (1933).  
G. Lemaître, "Cosmological Application of Relativity," Rev. Mod. Phys. 21, 357 (1949).  
A. Raychaudhuri, "Condensations in Expanding Cosmological Models," Phys. Rev. 86, 90 (1952).  
H. Hönl, Z. Nat. 8a, 2 (1953).  
O. Heckmann, Theorien der Kosmologie (Springer, 1942).  
R. A. Alpher, J. W. Follin, Jr., and R. C. Herman, "Physical Conditions in the Initial Stages of the Expanding Universe," Phys. Rev. 92, 1347 (1953).  
H. Bondi and T. Gold, "The SteadyState Theory of the Expanding Universe," Mon. Not. Roy. Soc. 108, 252 (1948).  
F. Hoyle, "A New Model for the Expanding Universe," Mon. Not. Roy. Soc. 108, 372 (1948).  
H. Bondi, Cosmology (Cambridge, 1952).  
W. H. McCrea, Rep. Prog. Phys. 16, 346 (1953).  
I. M. Khalatnikov, E. M. Lifschitz and V. V. Sudakov, Singularities of the Cosmological Solutions of Gravitational Equations," Phys. Rev. Lett. 6, 311 (1961).  
E. M. Lifschitz and I. M. Khalatnikov, "Investigations in Relativistic Cosmology," Adv. Phys. 12, 185 (1963).  
E. R. Harrison, "Normal Modes of Vibrations of the Universe," Rev. Mod. Phys. 39, 862 (1967).  
G. Gamow, "Observational Properties of the Homogeneous and Isotropic Expanding Universe," Phys. Rev. Lett. 20, 1310 (1968).  
C. W. Misner, "Mixmaster Universe," Phys. Rev. Lett. 22, 1071 (1969).  
I. M. Khalatnikov and E. M. Lifschitz, "General Cosmological Solution of the Gravitational Equations with a Singularity in Time," Phys. Rev. Lett. 24, 76 (1970).  
G. F. R. Ellis, "Relativistic Cosmology," in General Relativity and Cosmology, ed. by R. K. Sachs (Academic Press, 1971), p. 104.  
R. Cowsik and J. McClelland, "An Upper Limit on the Neutrino Rest Mass," Phys. Rev. Lett. 29, 669 (1972).  
I. E. Segal, "A Variant of Special Relativity and LongDistance Astronomy," Proc. Natl. Acad. Sci. 71, 765 (1974).  
L. Antoniadis, J. Ilipoulos and T. N. Tomaras, "Quantum Instability of de Sitter Space," Phys. Rev. Lett. 56, 1319 (1986).  
Cosmologies with Variation of Fundamental Constants 

P. A. M. Dirac, "A New Basis for Cosmology," Proc. Roy. Soc. A 165, 199 (1938).  
D. Sciama, "On the Origin of Inertia," Monthly Notices Roy. Astron. Soc. 113, 34 (1953).  
P. Jordan, "The Present State of Dirac's Cosmological Hypothesis," Z. Phys. 157, 112 (1959).  
P. Jordan, Schwerkraft und Weltall (Vieweg, 1955).  
R. H. Dicke, "New Research on Old Gravitation: Are the Observed Physical Constants Independent of the Position, Epoch and Velocity of the Laboratory?" Science 129, 621 (1959).  
C. Brans and R. H. Dicke, "Mach's Principle and a Relativistic Theory of Gravitation," Phys. Rev. 124, 925 (1961).  
R. H. Dicke, "Dirac's Cosmology and the Dating of Meteorites," Nature 183, 170 (1959).  
P. J. Peebles and R. H. Dicke, "Cosmology and the Radioactive Decay Ages of Terrestrial Rocks and Meteorites," Phys. Rev. 128, 2006 (1962).  
C. W. Tittle, "Inertial Induction in an Open Universe," Phys. Rev. Lett. 38, 1235 (1977).  
Projective Relativity 

O. Veblen and B. Hoffmann, "Projective Relativity," Phys. Rev. 36, 810 (1930).  
D. van Danzig, Math. Ann. 106, 400 (1932).  
J. A. Schouten and D. van Danzig, Z. Phys. 78, 639 (1932).  
W. Pauli, Ann. Phys. 18, 305 (1933).  
J. A. Schouten and D. van Danzig, Proc. Amsterdam. 34, 1398 (1931).  
O. Veblen, Projective Relativitästheorie," (Springer, 1933).  
B. Hoffmann, "Projective Relativity and the EinsteinMayer Unified Field Theory," Phys. Rev. 43, 615 (1933).  
B. Hoffmann, "The Vecctor Meson Field and Projective Relativity," Phys. Rev. 72, 458 (1947).  
Birkhoff's Theory of Gravitation 

G. D. Birkhoff, Bol Soc. Mat. Mexicana 1, 1 (1944).  
A. Barajas, G. D. Birkhoff, C. Graef and M. S. Vallarta, "On Birkhoff's New Theory of Gravitation," Phys. Rev. 66, 138 (1944).  
H. E. Ives, "The Physics Significant of Birkhoff's Gravitational Equations," Phys. Rev. 72, 229 (1947).  
Miscellaneous Generalizations of General Relativity 

P. Jordan, J. Ehlers and R. Sachs, "Beiträge zur Theorie der reine Gravitationsstahlung," Akad. Wiss. Mainz Abh. Math. Naturwiss. Kl., 1:2 (1961).  
F. Hoyle, "A New Model for the Expanding Universe," Monthly Notices Roy. Astron. Soc. 108, 372 (1948).  
F. Hoyle, "On the Cosmological Problem," Monthly Notices Roy. Astron. Soc. 109, 365 (1949).  
G. Szekeres, "New Formulation of the General Theory of Relativity," Phys. Rev. 97, 212 (1955).  
N. Rosen, "General Relativity and Flat Space," Phys. Rev. 57, 147 (1940).  
M. Kohler, Z. Phys. 131, 571 (1952).  
M. Kohler, Z. Phys. 134, 286 (1953).  
C. Brans and R. H. Dicke, "Mach's Principle and a Relativistic Theory of Gravitation," Phys. Rev. 124, 925 (1961).  
H. Yilmaz, "New Approach to General Relativity," Phys. Rev. 111, 1417 (1961).  
H. Yilmaz, "New Theory of Gravitation," Phys. Rev. Lett. 27, 1399 (1971).  
D. Z. Freedman, P. van Nieuwenhuizen and S. Ferrara, "Progress Toward a Theory of Supergravity," Phys. Rev. D 13, 3214 (1971).  
F. W. Hehl, P. von der Hede, G. D. Kerlick and J. M. Nester, "General Relativity with Spin and Torsion: Foundations and Prospects," Rev. Mod. Phys. 48, 393 (1976).  
S. Deser and B. Zumino, "Consistent Supergravity," Phys. Lett. 62B, 335 (1976).  
J. W. Moffat, in The Origin and Evolution of Galaxies, ed. by V. de Sabbata (World, 1982).  
J. W. Moffat, "Consequences of a New Experimental Determination of the Quadrupole Moment of the Sun for Gravitation Theory," Phys. Rev. Lett. 50, 709 (1983).  
Unified Field Theories 

H. Weyl, "A Remark on the Coupling of Gravitation and Electron," Phys. Rev. 77, 699 (1950).  
A. Einstein, "A Generalization of the Relativistic Theory of Gravitation," Ann. Math. (Princeton) 46, 578 (1945).  
A. Einstein, The Meaning of Relativity (AddisonWesley, 1980).  
A. Einstein and E. G. Strauss, "A Generalization of the Relativistic Theory of Gravition. II," Ann. Math. (Princeton) 47, 731 (1946).  
L. Infeld, Nature 166, 1075 (1950).  
L. Infeld, Acta Phys. Polon. 10, 284 (1951).  
E. Schrödinger, "The Final Affine Field Laws," Proc. Roy. Irish Acad. 51, 163 (1947).  
E. Schrödinger, Proc. Roy. Irish Acad. 51, 205 (1947).  
E. Schrödinger, Proc. Roy. Irish Acad. 52, 1 (1948).  
M. Ikeda, Prog. Theor. Phys. 7, 127 (1952).  
B. Kursunoglu, "Gravitation and Electrodynamics," Phys. Rev. 88, 1369 (1952).  
C. P. Johnson, "A Criticism of Recent Unified Field Theory," Phys. Rev. 89, 320 (1953).  
A. Einstein, "A Comment on a Criticism of Recent Unified Field Theory," Phys. Rev. 89, 321 (1953).  
W. Kilmister and D. J. Newman, "The Use of Algebraic Structures in Physics," Proc. Camb. Phil. Soc. 57, 851 (1961).  
C. N. Yang, "Integral Formalism for Gauge Fields," Phys. Rev. Lett. 33, 445 (1974).  
W.T. Ni, "Yang's Gravitational Field Equations," Phys. Rev. Lett. 35, 319 (1975).  
R. Pavelle, "Unphysical Characteristics of Yang's Pure Space Equations," Phys. Rev. Lett. 35, 319 (1975).  
E. Teller, "Electromagnetism and Gravitation," Proc. Natl. Acad. Sci. 74, 2664 (1977).  
V. Canuto, S. H. Hsieh and P. J. Adams, "ScaleCovariant Theory of Gravitation and Astrophysical Applications," Phys. Rev. Lett. 39, 429 (1977).  
Gravitational Properties of Antimatter 

P. Morrison and T. Gold, Essays on Gravity (Gravity Research Foundation. 1957).  
P. Morrison, "Approximate Nature of Physical Symmetries," Am. J. Phys. 26, 358 (1958).  
M. L. Good, "K_{2}^{0} and the Equivalence Principle," Phys. Rev. 121, 311 (1961).  
S. Weinberg, "Photons and Gravitons in SMatrix Theory: Derivation of Charge Conservation and Equality of Gravitational and Inertial Mass," Phys. Rev. 135, B1049 (1964).  
S. Weinberg, "Photons and Gravitons in Perturbation Theory: Derivation of Maxwell's and Einstein's Equations," Phys. Rev. 138, B988 (1965).  
L. I. Schiff, "Gravitational Properties of Antimatter," Proc. Natl. Acad. Sci. 45, 69 (1959).  
S. Deser and F. A. E. Pirani, "The Sign of the Gravitational Force," Ann. Phys. 43, 436 (1967).  
R. J. Hughes and M. E. Holzscheiter, "Constraints on the Gravitational Properties of Antiprotons and Positrons from CyclotronFrequency Measurements," Phys. Rev. Lett. 66, 854 (1991).  
E. G. Adelberger, B. R. Heckel, C. W. Stubbs and Y. Su, Does Antimatter Fall with the Same Acceleration as Ordinary Matter?" Phys. Rev. Lett. 66, 850 (1991).  
Gravitons and Neutrinos 

H. Y. Chin and W. F. Hoffman ed., General Relativity (Benjamin, 1964).  
B. Kuchowics, Fortschr. Phys. 17, 517 (1969).  
M. P. Haugan and C. M. Will, "Weak Interactions and Eötvös Experiments," Phys. Rev. Lett. 37, 1 (1976).  
SpaceTime and Definibility of Concepts in Relativity 

M. F. M. Osborne, "QuantumTheory Restrictions on the General Theory of Relativity," Phys. Rev. 75, 1579 (1949).  
E. Newman and J. N. Goldberg, "Measurement of Distance in General Relativity," Phys. Rev. 114, 1391 (1959).  
A. Zeilinger and K. Svozil, "Measuring the Dimension of SpaceTime," Phys. Rev. Lett. 54, 2553 (1985).  
B. Müller and A. Schäfer, "Improved Bounds on the Dimension of SpaceTime," Phys. Rev. Lett. 56, 1215 (1986).  
L. Bombelli, J. Lee, D. Meyer and R. D. Sorkin, SpaceTime as a Causal Set," Phys. Rev. Lett. 59, 521 (1987). 