Methods of local and global differential geometry in general relativity : proceedings of the regional conference on relativity held at the University of Pittsburgh, Pittsburgh, Pennsylvania, July 13-17, 1970 - Regional Conference on Relativity (1970 : University of Pittsburgh).; Farnsworth, D. (Berlin : Springer-Verlag, 1972)
Keywords: General relativity (Physics) -- Congresses; Geometry, Differential -- Congresses; Global differential geometry -- Congresses; Differential topology -- Congresses