%0 Journal Article %A A. Madankan %T Performance bounds and suboptimal policies for multi-class queue %J Vestnik Ûžno-Uralʹskogo gosudarstvennogo universiteta. Seriâ, Matematičeskoe modelirovanie i programmirovanie %D 2019 %P 44-54 %V 12 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VYURU_2019_12_1_a3/ %G en %F VYURU_2019_12_1_a3