@article{JDM_1894__3_144415, author = {H. Schapira}, title = {Ueber symmetrische quadratische {Formen.}}, journal = {Jahresbericht der Deutschen Mathematiker-Vereinigung}, pages = {99--102}, publisher = {mathdoc}, volume = {3}, year = {1894}, zbl = {25.0188.02}, url = {http://geodesic.mathdoc.fr/item/JDM_1894__3_144415/} }