%0 Journal Article %A L. G. Mityushin %T On Mixing for Complex Markov Chains with Varying Memory Depth %J Teoriâ veroâtnostej i ee primeneniâ %D 1987 %P 743-750 %V 32 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1987_32_4_a9/ %G ru %F TVP_1987_32_4_a9