@incollection{SB_1971-1972__14__141_0,
     author = {Karoubi, Max},
     title = {Cobordisme et groupes formels},
     booktitle = {S\'eminaire Bourbaki : vol. 1971/72, expos\'es 400-417},
     series = {S\'eminaire Bourbaki},
     note = {talk:408},
     pages = {141--165},
     publisher = {Springer-Verlag},
     number = {14},
     year = {1973},
     mrnumber = {413142},
     zbl = {0254.57025},
     language = {fr},
     url = {http://archive.numdam.org/item/SB_1971-1972__14__141_0/}
}