@article{JMPA_1900_5_6__387_0,
     author = {Le Roux, J.},
     title = {Sur l'int\'egration des \'equations lin\'eaires aux d\'eriv\'es partielles},
     journal = {Journal de Math\'ematiques Pures et Appliqu\'ees},
     pages = {387--422},
     publisher = {Gauthier-Villars},
     volume = {5e s{\'e}rie, 6},
     year = {1900},
     language = {fr},
     url = {http://www.numdam.org/item/JMPA_1900_5_6__387_0/}
}