@book{SB_1968-1969__11_,
     author = {Collectif},
     title = {S\'eminaire {Bourbaki} : vol. 1968/69, expos\'es 347-363},
     series = {S\'eminaire Bourbaki},
     publisher = {Springer-Verlag},
     number = {11},
     year = {1971},
     url = {http://archive.numdam.org/item/SB_1968-1969__11_/}
}