%0 Journal Article %A K. Kh. Boimatov %A A. Sharifov %T Coercive estimates and separability for differential operators of arbitrary order %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1989 %P 181-182 %V 44 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1989_44_3_a4/ %G en %F RM_1989_44_3_a4