Differential geometric methods in mathematical physics, Clausthal 1980 : Proceedings of an international conference held at the Technical University of Clausthal, FRG, July 23-25, 1980 /
edited by H.-D. Doebner, S.I. Andersson, and H.R. Petry.
- Berlin ; New York : Springer-Verlag, 1982.
- vi, 309 p. ; 25 cm.
- Lecture notes in mathematics 905 .