%0 Journal Article %A M. U. Gafurov %A A. D. Slastnikov %T On the distribution of the last exit time, the excess, and the number of exits of a random walk beyond a curvilinear boundary %J Doklady Akademii Nauk %D 1981 %P 526-529 %V 257 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1981_257_3_a1/ %G ru %F DAN_1981_257_3_a1