TY - GEN AU - Debrus,Joachim AU - Hirshfeld,Allen C ED - Deutsche Physikalische Gesellschaft (1963- ) TI - Geometry and theoretical physics SN - 3540535705 (Berlin : alk. paper) U1 - 530.1/56 PY - 1991/// CY - Berlin, New York PB - Springer-Verlag KW - Geometry KW - Mathematical physics N1 - Contine bibliogr. si index ER -