@article{JRAM_1867__67_148026,
     author = {A. Clebsch},
     title = {Zur {Theorie} der bin\"aren {Formen} vierten {Grades.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {371--380},
     year = {1867},
     volume = {67},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1867__67_148026/}
}