Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1894__45_157723, author = {A. Hurwitz}, title = {Ueber die {Reduction} der bin\"aren quadratischen {Formen}}, journal = {Mathematische Annalen}, pages = {85--117}, publisher = {mathdoc}, volume = {45}, year = {1894}, zbl = {25.0313.01}, url = {http://geodesic.mathdoc.fr/item/MAN_1894__45_157723/} }
A. Hurwitz. Ueber die Reduction der binären quadratischen Formen. Mathematische Annalen, Tome 45 (1894), pp. 85-117. http://geodesic.mathdoc.fr/item/MAN_1894__45_157723/