@article{bwmeta1.element.bwnjournal-article-pmfv41i1p5bwm, author = {A. Hoborski}, title = {\"Uber vollst\"andige Systeme partieller Differentialgleichungen}, journal = {Prace Matematyczno-Fizyczne}, volume = {41}, year = {1934}, pages = {55-63}, zbl = {0009.11101}, language = {deu}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-pmfv41i1p5bwm} }
Hoborski, A. Über vollständige Systeme partieller Differentialgleichungen. Prace Matematyczno-Fizyczne, Tome 41 (1934) pp. 55-63. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-pmfv41i1p5bwm/