TY - JOUR AU - D. I. Boyarkin TI - A~generalization of the oblique derivative problem JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1983 SP - 174 EP - 175 VL - 38 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1983_38_1_a6/ LA - en ID - RM_1983_38_1_a6 ER -