TY - JOUR AU - P. P. Mosolov TI - A boundary-value problem for hypoelliptic operators JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1960 VL - 15 IS - 4 UR - http://geodesic.mathdoc.fr/item/RM_1960_15_4_a19/ LA - ru ID - RM_1960_15_4_a19 ER -