%0 Journal Article %A V. M. Zolotarev %T Distribution of the length of a~queue and of the number of operating servers in a~system of Erlang type with random breakdowns and renewal of servers %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1964 %P 51-61 %V 71 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1964_71_a6/ %G ru %F TM_1964_71_a6