%0 Journal Article %A Yu. V. Linnik %T The sixth moment for the $L$-series and an asymptotic formula in Hardy--Littlewood's problem %J Doklady Akademii Nauk %D 1960 %P 1015-1016 %V 133 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_133_5_a4/ %G ru %F DAN_1960_133_5_a4