%0 Journal Article %A A. Earnest %A J. Hsia %T Spinor genera under field extensions, I %J Acta Arithmetica %D 1977 %P 115-128 %V 32 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-32-2-115-128/ %R 10.4064/aa-32-2-115-128 %G en %F 10_4064_aa_32_2_115_128