@article{CTGDC_1968__10_1_139_0,
     author = {Ehresmann, Charles},
     title = {Cat\'egories structur\'ees g\'en\'eralis\'ees},
     journal = {Cahiers de topologie et g\'eom\'etrie diff\'erentielle},
     pages = {139--168},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {10},
     number = {1},
     year = {1968},
     mrnumber = {244337},
     zbl = {0162.32601},
     language = {fr},
     url = {http://archive.numdam.org/item/CTGDC_1968__10_1_139_0/}
}