01158nam2-2200337---450-99000327590020331620090619103148.0000327590USA01000327590(ALEPH)000327590USA0100032759020090619d1981----km-y0itay50------baengDE||||||||001yyDifferential geometric methods in mathematical physicsproceedings of the international conference held at the technical university of Clausthal, Germany, july 1978edited by H. D. Doebner...[et al.]BerlinSpringer1981VI, 329 p.ill.24 cmLecture notes in physics1390010003151052001Lecture notes in physics139Geometria differenzialeCongressi1978516.36DOEBNER,D.ITsalbcISBD990003275900203316530 LNP (139)3878/CBS53000223917BKSCIRSIAV79020090619USA011031Differential geometric methods in mathematical physics79892UNISA