%0 Journal Article %A Yu. G. Safarov %T Asymptotic of the spectral function of a positive elliptic operator without the nontrap condition %J Funkcionalʹnyj analiz i ego priloženiâ %D 1988 %P 53-65 %V 22 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1988_22_3_a4/ %G ru %F FAA_1988_22_3_a4