%0 Journal Article %A Ware, Roger %T A Note on Quadratic Forms and the u-invariant %J Canadian journal of mathematics %D 1974 %P 1242-1244 %V 26 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1974-118-0/ %R 10.4153/CJM-1974-118-0 %F 10_4153_CJM_1974_118_0