@article{MAN_1884__23_157126,
     author = {Rosanes},
     title = {Bemerkung zur {Theorie} der {Fl\"achen} zweiter {Ordnung}},
     journal = {Mathematische Annalen},
     pages = {416--418},
     publisher = {mathdoc},
     volume = {23},
     year = {1884},
     zbl = {16.0695.02},
     url = {http://geodesic.mathdoc.fr/item/MAN_1884__23_157126/}
}