@article{MAN_1956__131_160484,
     author = {K. Voss},
     title = {Einige differentialgeometrische {Kongruenzs\"atze} f\"ur geschlossene {Fl\"achen} und {Hyperfl\"achen.}},
     journal = {Mathematische Annalen},
     pages = {180--218},
     publisher = {mathdoc},
     volume = {131},
     year = {1956},
     zbl = {0073.38401},
     url = {http://geodesic.mathdoc.fr/item/MAN_1956__131_160484/}
}