%0 Journal Article %A A. A. Karatsuba %T Distribution of power residues and nonresidues in additive sequences %J Doklady Akademii Nauk %D 1971 %P 759-760 %V 196 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1971_196_4_a5/ %G ru %F DAN_1971_196_4_a5