TY - JOUR AU - K. Kh. Boimatov AU - A. Sharifov TI - Coercive estimates and separability for differential operators of arbitrary order JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1989 SP - 181 EP - 182 VL - 44 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1989_44_3_a4/ LA - en ID - RM_1989_44_3_a4 ER -