00688nam0-22002531i-450-990001292120403321000129212FED01000129212(Aleph)000129212FED0100012921220000920d1980----km-y0itay50------baengGeometric methods in mathematical physicsBerlin [etc.]Springer-Verlag1980Lecture NOtes in MathematicsITUNINARICAUNIMARCBK990001292120403321C-20-(77519931MA1MA1Geometric methods in mathematical physics80590UNINAING01