@article{JRAM_1984__350_152634,
     author = {David B. Leep},
     title = {Systems of quadratic forms.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {109--116},
     publisher = {mathdoc},
     volume = {350},
     year = {1984},
     zbl = {0531.10023},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1984__350_152634/}
}