@article{GDZPPN002243091,
title = {Ueber bin\"are Formen, welche Polaren einer Form sind},
journal = {Mathematische Annalen},
volume = {8},
year = {1875},
pages = {444-452},
language = {de},
url = {http://dml.mathdoc.fr/item/GDZPPN002243091}
}
Wiederhold. Ueber binäre Formen, welche Polaren einer Form sind. Mathematische Annalen, Tome 8 (1875) pp. 444-452. http://gdmltest.u-ga.fr/item/GDZPPN002243091/