%0 Journal Article %A Ruzsa, Imre Z. %A Schinzel, Andrzej %T An application of Kloosterman sums %J Compositio Mathematica %D 1995 %P 323-330 %V 96 %N 3 %I Kluwer Academic Publishers %U http://www.numdam.org/item/CM_1995__96_3_323_0/ %G en %F CM_1995__96_3_323_0