@article{JRAM_1963__212_150575,
     author = {Wolfgang Schwarz},
     title = {\"Uber die {L\"osbarkeit} gewisser {Ungleichungen} durch {Primzahlen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {150--157},
     publisher = {mathdoc},
     volume = {212},
     year = {1963},
     zbl = {0116.03603},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1963__212_150575/}
}