%0 Journal Article %A V. I. Afanasyev %T Two-boundary problem for a random walk in a random environment %J Teoriâ veroâtnostej i ee primeneniâ %D 2018 %P 417-430 %V 63 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_2018_63_3_a0/ %G ru %F TVP_2018_63_3_a0