@incollection{SB_1966-1968__10__5_0,
     author = {Demazure, Michel},
     title = {Structure des groupes r\'eductifs},
     booktitle = {S\'eminaire Bourbaki : ann\'ees 1966/67 1967/68, expos\'es 313-346},
     author = {Collectif},
     series = {S\'eminaire Bourbaki},
     note = {talk:313},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {10},
     year = {1968},
     zbl = {0184.24401},
     mrnumber = {1610432},
     language = {fr},
     url = {www.numdam.org/item/SB_1966-1968__10__5_0/}
}

Demazure, Michel. Structure des groupes réductifs, dans Séminaire Bourbaki : années 1966/67 1967/68, exposés 313-346, Séminaire Bourbaki, no. 10 (1968), Exposé no. 313, 7 p. http://www.numdam.org/item/SB_1966-1968__10__5_0/