%0 Journal Article %A Giorgos Siligardos %T On power residue characters of units and the representation of numbers by quadratic forms %J Acta Arithmetica %D 2001 %P 67-77 %V 99 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa99-1-6/ %R 10.4064/aa99-1-6 %G en %F 10_4064_aa99_1_6