%0 Journal Article %A M. Sh. Birman %A M. Z. Solomyak %T On the asymptotic spectrum of ``nonsmooth'' elliptic equations %J Funkcionalʹnyj analiz i ego priloženiâ %D 1971 %P 69-70 %V 5 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1971_5_1_a7/ %G ru %F FAA_1971_5_1_a7