%0 Journal Article %A Henri Cohen %T Sums Involving the Values at Negative Integers of L-Functions of Quadratic Characters. %J Mathematische Annalen %D 1975 %P 271-285 %V 217 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1975__217_162779/ %F MAN_1975__217_162779