@article{BSMF_1941__69__47_0,
     author = {Cartan, Elie},
     title = {La notion d'orientation dans les diff\'erentes g\'eom\'etries},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {47--70},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {69},
     year = {1941},
     doi = {10.24033/bsmf.1326},
     zbl = {0026.24602},
     language = {fr},
     url = {http://www.numdam.org/articles/10.24033/bsmf.1326/}
}