@article{MAN_1882__20_157043,
     author = {Gordan},
     title = {Weitere {Untersuchungen} \"uber die tern\"are biquadratische {Form} f = x1x2 + x2x3 + x3 3x1 .},
     journal = {Mathematische Annalen},
     pages = {487--514},
     publisher = {mathdoc},
     volume = {20},
     year = {1882},
     url = {http://geodesic.mathdoc.fr/item/MAN_1882__20_157043/}
}