%0 Journal Article %A M. Muratbekov %A M. Otelbaev %T On the existence of a resolvent and separability for a class of singular hyperbolic type differential operators on an unbounded domain %J Eurasian mathematical journal %D 2016 %P 50-67 %V 7 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/EMJ_2016_7_1_a3/ %G en %F EMJ_2016_7_1_a3