@article{MAN_1879__15_156850,
     author = {Hahn},
     title = {Untersuchung der {Kegelschnittnetze,} deren {Jacobi'sche} {Form} oder {Hermite'sche} {Form} identisch verschwindet},
     journal = {Mathematische Annalen},
     pages = {111--121},
     publisher = {mathdoc},
     volume = {15},
     year = {1879},
     zbl = {18.0689.01},
     url = {http://geodesic.mathdoc.fr/item/MAN_1879__15_156850/}
}