%0 Journal Article %A A. M. Zubkov %T Entropy as the quality characteristic of random sequences %J Matematičeskie voprosy kriptografii %D 2021 %P 31-48 %V 12 %N 3 %U http://geodesic.mathdoc.fr/item/MVK_2021_12_3_a1/ %G ru %F MVK_2021_12_3_a1