%0 Journal Article %A V. A. Lyubishkin %T A~regularized trace of a~two-dimensional oscillator %J Matematičeskie zametki %D 1993 %P 156-158 %V 53 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1993_53_3_a18/ %G ru %F MZM_1993_53_3_a18