Contents volume 72

CONTENTS VOLUME 72 M. Gari, H. Hebach. Photonuclear reactions at intermediate energies (40 MeV ~ E, < 400 MeV) G.M. Raoult. Hertzian optics

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57

S. Das Gupta, A.Z. Mekjian. The thermodynamic model for relativistic heavy ion collisions

131

P. Langacker. Grand unified theories and proton decay

185