Integrability and nonintegrability in geometry and mechanics /fomenko a t著
An introduction to differential geometry and topology in mathematical physics /wang rong著
Proceedings of the Workshop on Differential Geometry and Topology, Alghero, Italy, 20-26 June 1992 /workshop on differential geometry and topology 1992 alghero italy著
Differential geometry and topology /schwartz jacob t著
Differential geometry and topology /著