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@article{MAN_1898__50_157899, author = {Alfred Loewy}, title = {Ueber bilineare {Formen} mit conjugirt imagin\"aren {Variablen}}, journal = {Mathematische Annalen}, pages = {557--576}, publisher = {mathdoc}, volume = {50}, year = {1898}, zbl = {29.0094.04}, url = {http://geodesic.mathdoc.fr/item/MAN_1898__50_157899/} }
Alfred Loewy. Ueber bilineare Formen mit conjugirt imaginären Variablen. Mathematische Annalen, Tome 50 (1898), pp. 557-576. http://geodesic.mathdoc.fr/item/MAN_1898__50_157899/