%0 Journal Article %A V. S. Korolyuk %T Asymptotic behavior of certain functionals in a two-dimensional random walk %J Doklady Akademii Nauk %D 1960 %P 520-523 %V 135 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_135_3_a3/ %G ru %F DAN_1960_135_3_a3