@article{SHC_1959-1960__12_1_A8_0,
     author = {Morin, Bernard},
     title = {La classe fondamentale d'un espace fibr\'e},
     journal = {S\'eminaire Henri Cartan},
     note = {talk:8},
     pages = {1--12},
     publisher = {Secr\'etariat math\'ematique},
     volume = {12},
     number = {1},
     year = {1959-1960},
     zbl = {0122.17702},
     language = {fr},
     url = {http://www.numdam.org/item/SHC_1959-1960__12_1_A8_0/}
}