@article{GDZPPN002240513, title = {Die simultanen Systeme bin\"arer Formen}, journal = {Mathematische Annalen}, volume = {2}, year = {1870}, pages = {227-280}, zbl = {02.0059.01}, url = {http://dml.mathdoc.fr/item/GDZPPN002240513} }
Gordan. Die simultanen Systeme binärer Formen. Mathematische Annalen, Tome 2 (1870) pp. 227-280. http://gdmltest.u-ga.fr/item/GDZPPN002240513/