@article{MOMA_1976__82_177766,
     author = {Erhard Braune},
     title = {\"Uber nullstellenfreie {Gebiete} von ...(k) (s).},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {17--26},
     publisher = {mathdoc},
     volume = {82},
     year = {1976},
     zbl = {0337.10025},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1976__82_177766/}
}