%0 Journal Article %A O. V. Denisov %T Distinguishing attacks on block ciphers by~differentials of two-block texts %J Prikladnaâ diskretnaâ matematika %D 2020 %P 43-62 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/PDM_2020_2_a4/ %G ru %F PDM_2020_2_a4