@article{JRAM_1830__5_183197,
     author = {Felix Eberty},
     title = {Beweis der {Lehrs\"atze} {Band} 2. {Heft} 3. {Nr.} 54. {S.} 287.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {107--109},
     publisher = {mathdoc},
     volume = {5},
     year = {1830},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1830__5_183197/}
}