%0 Journal Article %A A. A. Borovkov %T Boundary problems for random walks and large deviations in functional spaces %J Teoriâ veroâtnostej i ee primeneniâ %D 1967 %P 635-654 %V 12 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1967_12_4_a3/ %G ru %F TVP_1967_12_4_a3