Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1903__56_158077, author = {Karl Boehm}, title = {Zur {Integration} partieller {Differentialgleichungen}}, journal = {Mathematische Annalen}, pages = {585--614}, publisher = {mathdoc}, volume = {56}, year = {1903}, zbl = {34.0380.01}, url = {http://geodesic.mathdoc.fr/item/MAN_1903__56_158077/} }
Karl Boehm. Zur Integration partieller Differentialgleichungen. Mathematische Annalen, Tome 56 (1903), pp. 585-614. http://geodesic.mathdoc.fr/item/MAN_1903__56_158077/