共 7 条
- [1] HIRZEBRUCH F, 1953, BAYER AKAD WISS SBM, P301
- [2] Hirzebruch F, 1956, NEUE TOPOLOGISCHE ME
- [4] Reeb G, 1952, ACTUAL SCI IND, V1183, P91
- [5] STEENROD N, 1957, TOPOLOGY FIBRE BUNDL
- [6] Thom R, 1954, COMMENT MATH HELV, V28, P17, DOI DOI 10.1007/BF02566923
- [7] Wu W.T., 1952, PUBL I MATH U STRASB, V1183, P5