%0 Journal Article %A B. A. Pogorelov %A M. A. Pudovkina %T Nonabelian key addition groups and $\otimes _{\mathbf{W}}$-markovian property of block ciphers %J Matematičeskie voprosy kriptografii %D 2020 %P 107-131 %V 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/MVK_2020_11_a6/ %G ru %F MVK_2020_11_a6