%0 Journal Article %A B. A. Pogorelov %A M. A. Pudovkina %T On generalizations of Markov's approach to research of block ciphers %J Prikladnaya Diskretnaya Matematika. Supplement %D 2014 %P 51-52 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/PDMA_2014_7_a21/ %G ru %F PDMA_2014_7_a21