TY - JOUR AU - M. I. Naralenkov TI - Elliptic operators with unbounded coefficients in the space~$R^n$ JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1973 VL - 28 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1973_28_6_a21/ LA - ru ID - RM_1973_28_6_a21 ER -