@incollection{AST_1974__16__255_0,
     author = {Houzel, Christian},
     title = {D\'eformation de fibr\'es principaux (d'apr\`es {P.} {Deligne)}},
     booktitle = {S\'eminaire de g\'eom\'etrie analytique},
     series = {Ast\'erisque},
     pages = {255--276},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {16},
     year = {1974},
     mrnumber = {367292},
     zbl = {0288.32017},
     language = {fr},
     url = {http://www.numdam.org/item/AST_1974__16__255_0/}
}