%0 Journal Article %A Susan Schuur %T On systems of three quadratic forms %J Acta Arithmetica %D 1980 %P 315-322 %V 36 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-36-4-315-322/ %R 10.4064/aa-36-4-315-322 %G en %F 10_4064_aa_36_4_315_322