@article{JMPA_1920_8_3__265_0,
     author = {Jordan, Camille},
     title = {Sur quelques lignes bris\'ees},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {265--299},
     publisher = {Gauthier-Villars},
     volume = {8e s{\'e}rie, 3},
     year = {1920},
     language = {fr},
     url = {http://www.numdam.org/item/JMPA_1920_8_3__265_0/}
}