TY - BOOK AU - Bleuler K ed. ED - Symposium on Differential Geometrical Methods in Mathemaical Physics( 2nd : 1977 : University of Bonn ) ED - TI - Differential geometrical methods in mathematical physics: proceedings U1 - 530.15 PY - 1978/// CY - Berlin PB - Springer Verlag KW - Geometrical methods KW - Mathematical physics ER -