%0 Journal Article %A B. A. Pogorelov %A M. A. Pudovkina %T Properties of permutation representations of nonabelian $2$-groups with a cyclic subgroup of index~$2$ %J Matematičeskie voprosy kriptografii %D 2021 %P 65-85 %V 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/MVK_2021_12_a4/ %G ru %F MVK_2021_12_a4