%0 Journal Article %A V. N. Sachkov %T Combinatorial properties of differentially $2$-uniform substitutions %J Matematičeskie voprosy kriptografii %D 2015 %P 159-179 %V 6 %N 1 %U http://geodesic.mathdoc.fr/item/MVK_2015_6_1_a7/ %G ru %F MVK_2015_6_1_a7