%0 Journal Article %A M. A. Korolev %T New estimate for a~Kloosterman sum with primes for a~composite modulus %J Sbornik. Mathematics %D 2018 %P 652-659 %V 209 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2018_209_5_a1/ %G en %F SM_2018_209_5_a1