%0 Journal Article %A John Perkins %T Gauss sums and the matrix equation $XX^T = 0$ over fields of characteristic two %J Acta Arithmetica %D 1971 %P 205-214 %V 19 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-19-3-205-214/ %R 10.4064/aa-19-3-205-214 %G en %F 10_4064_aa_19_3_205_214