%0 Journal Article %A K. Kh. Boimatov %T Spectral asymptotics of nonselfadjoint elliptic differential %J Doklady Akademii Nauk %D 1996 %P 727-730 %V 351 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1996_351_6_a0/ %G ru %F DAN_1996_351_6_a0