@incollection{SB_1951-1954__2__271_0,
     author = {Thom, Ren\'e},
     title = {Sous-vari\'et\'es et classes d'homologie des vari\'et\'es diff\'erentiables},
     booktitle = {S\'eminaire Bourbaki : ann\'ees 1951/52 - 1952/53 - 1953/54, expos\'es 50-100},
     series = {S\'eminaire Bourbaki},
     note = {talk:78},
     pages = {271--277},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {2},
     year = {1954},
     mrnumber = {1609234},
     language = {fr},
     url = {http://www.numdam.org/item/SB_1951-1954__2__271_0/}
}