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@article{MAN_1904__58_158132, author = {Emanuel Lasker}, title = {Zur {Theorie} der kanonischen {Formen}}, journal = {Mathematische Annalen}, pages = {434--440}, publisher = {mathdoc}, volume = {58}, year = {1904}, zbl = {35.0122.01}, url = {http://geodesic.mathdoc.fr/item/MAN_1904__58_158132/} }
Emanuel Lasker. Zur Theorie der kanonischen Formen. Mathematische Annalen, Tome 58 (1904), pp. 434-440. http://geodesic.mathdoc.fr/item/MAN_1904__58_158132/