@article{JRAM_1834__11_146861,
     author = {R. Lobatto},
     title = {Note sur les diff\'erentielles partielles de la fonction.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {169--172},
     year = {1834},
     volume = {11},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1834__11_146861/}
}