@article{MZ_1960__74_169886,
     author = {Hellmuth Kneser},
     title = {Majoranten bei einem {Existenzsatz} \"uber partielle {Differentialgleichungen.}},
     journal = {Mathematische Zeitschrift},
     pages = {293--296},
     publisher = {mathdoc},
     volume = {74},
     year = {1960},
     zbl = {0094.07604},
     url = {http://geodesic.mathdoc.fr/item/MZ_1960__74_169886/}
}