@incollection{SB_1966-1968__10__293_0,
     author = {Chevalley, Claude},
     title = {Le groupe de {Janko}},
     booktitle = {S\'eminaire Bourbaki : ann\'ees 1966/67 1967/68, expos\'es 313-346},
     series = {S\'eminaire Bourbaki},
     note = {talk:331},
     pages = {293--307},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {10},
     year = {1968},
     mrnumber = {1610425},
     zbl = {0225.20010},
     language = {fr},
     url = {http://archive.numdam.org/item/SB_1966-1968__10__293_0/}
}