Le groupe de Janko
Séminaire Bourbaki : années 1966/67 1967/68, exposés 313-346, Séminaire Bourbaki no. 10  (1968), Talk no. 331, p. 293-307 
@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},
     author = {Collectif},
     series = {S\'eminaire Bourbaki},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {10},
     year = {1968},
     note = {talk:331},
     pages = {293-307},
     zbl = {0225.20010},
     mrnumber = {1610425},
     language = {fr},
     url = {http://www.numdam.org/item/SB_1966-1968__10__293_0}
}

Chevalley, Claude. Le groupe de Janko, in Séminaire Bourbaki : années 1966/67 1967/68, exposés 313-346, Séminaire Bourbaki, no. 10 (1968), Talk no. 331, pp. 293-307. http://www.numdam.org/item/SB_1966-1968__10__293_0/

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