@article{CTGDC_1982__23_4_379_0,
     author = {Ehresmann, Andr\'ee Charles},
     title = {Cat\'egories localement triviales. {Cat\'egories} microtransitives},
     journal = {Cahiers de topologie et g\'eom\'etrie diff\'erentielle},
     pages = {379--388},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {23},
     number = {4},
     year = {1982},
     mrnumber = {693504},
     zbl = {0519.18010},
     language = {fr},
     url = {http://www.numdam.org/item/CTGDC_1982__23_4_379_0/}
}