%0 Journal Article %A V. I. Afanasyev %T A conditional limit theorem for additive functionals of a random walk %J Teoriâ veroâtnostej i ee primeneniâ %D 1990 %P 331-337 %V 35 %N 2 %U http://geodesic.mathdoc.fr/item/TVP_1990_35_2_a11/ %G ru %F TVP_1990_35_2_a11