@article{MAN_1873__6_156610,
     author = {A. Clebsch},
     title = {Zur {Theorie} der {Riemann'schen} {Fl\"achen}},
     journal = {Mathematische Annalen},
     pages = {216--230},
     year = {1873},
     volume = {6},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1873__6_156610/}
}