@article{JRAM_1895__114_148954,
     author = {Georg Landsberg},
     title = {Zur {Theorie} der {Kr\"ummungen} eindimensionaler, in h\"oheren {Mannigfaltigkeiten} enthaltener {Gebilde.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {338--344},
     publisher = {mathdoc},
     volume = {114},
     year = {1895},
     zbl = {26.0754.01},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1895__114_148954/}
}