%0 Journal Article %A A. A. Borovkov %T Asymptotics of crossing probability of a boundary by the trajectory of a Markov chain. Exponentially decaying tails %J Teoriâ veroâtnostej i ee primeneniâ %D 2003 %P 254-273 %V 48 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_2003_48_2_a2/ %G ru %F TVP_2003_48_2_a2