@article{CTGDC_1971__12_4_469_0,
     author = {Michaud, Pierre},
     title = {Faisceaux principaux et plongements},
     journal = {Cahiers de topologie et g\'eom\'etrie diff\'erentielle},
     pages = {469--497},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {12},
     number = {4},
     year = {1971},
     mrnumber = {303555},
     zbl = {0234.57008},
     language = {fr},
     url = {http://www.numdam.org/item/CTGDC_1971__12_4_469_0/}
}