TY - BOOK AU - Garcia P L Ed. AU - Perez-Rendon A Ed. AU - Souriau J M Ed. ED - Conference on differential geometrical mathematical physics (1979 : Salamanca) TI - Proceeding on Differential geometrical methods in mathematical physics T2 - Lecture notes in mathematics; 836 U1 - B6:(C)p5,N79, M0 PY - 1980/// CY - Berlin PB - Springer-Verlag KW - Geometrical physics ER -