@article{GDZPPN002282712,
title = {Zur Theorie der partiellen Differentialgleichungen.},
journal = {Mathematische Annalen},
volume = {124},
year = {1951},
pages = {148-150},
zbl = {0046.10303},
url = {http://dml.mathdoc.fr/item/GDZPPN002282712}
}
Hornich, H. Zur Theorie der partiellen Differentialgleichungen.. Mathematische Annalen, Tome 124 (1951) pp. 148-150. http://gdmltest.u-ga.fr/item/GDZPPN002282712/