%0 Journal Article %A K. Kh. Boimatov %A A. G. Kostyuchenko %T A spectral asymptotics of an elliptic operator in a bounded domain %J Funkcionalʹnyj analiz i ego priloženiâ %D 1985 %P 67-69 %V 19 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1985_19_2_a7/ %G ru %F FAA_1985_19_2_a7