%0 Journal Article %A D. S. Sil'vestrov %T Asymptotic behavior of the time of attainment for sums of random values controlled by a regular semi-Markov process %J Doklady Akademii Nauk %D 1969 %P 949-951 %V 189 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_189_5_a6/ %G ru %F DAN_1969_189_5_a6