@article{PPN235181684_0219+dmdlog13, title = {Quadratic Forms Under Algebraic Extensions.}, journal = {Mathematische Annalen}, volume = {219}, year = {1976}, pages = {21-42}, zbl = {0302.10025}, url = {http://dml.mathdoc.fr/item/PPN235181684_0219+dmdlog13} }
Elman, Richard; Lam, T.Y. Quadratic Forms Under Algebraic Extensions.. Mathematische Annalen, Tome 219 (1976) pp. 21-42. http://gdmltest.u-ga.fr/item/PPN235181684_0219+dmdlog13/