@article{GDZPPN002259001,
title = {Zur Integration partieller Differentialgleichungen},
journal = {Mathematische Annalen},
volume = {56},
year = {1903},
pages = {585-614},
zbl = {34.0380.01},
url = {http://dml.mathdoc.fr/item/GDZPPN002259001}
}
Boehm, Karl. Zur Integration partieller Differentialgleichungen. Mathematische Annalen, Tome 56 (1903) pp. 585-614. http://gdmltest.u-ga.fr/item/GDZPPN002259001/