@book{SB_1951-1954__2_,
     author = {Collectif},
     title = {S\'eminaire {Bourbaki} : ann\'ees 1951/52 - 1952/53 - 1953/54, expos\'es 50-100},
     series = {S\'eminaire Bourbaki},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {2},
     year = {1954},
     url = {http://www.numdam.org/item/SB_1951-1954__2_/}
}