%0 Journal Article %A S. Z. Levendorskii %T Nonclassical spectral asymptotics in the case of degeneration that is not in a power form %J Differencialʹnye uravneniâ %D 1988 %P 1021-1027 %V 24 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1988_24_6_a12/ %G ru %F DE_1988_24_6_a12