@article{PIM_1934_Tom_III_a7,
     author = {Nicolas Saltykow},
     title = {Equations aux derivees partielles du second ordre a n variables independantes integrables par un system de {Charpit}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {161 },
     publisher = {mathdoc},
     volume = {Tom_III},
     year = {1934},
     url = {http://geodesic.mathdoc.fr/item/PIM_1934_Tom_III_a7/}
}