TY - JOUR AU - V. S. Vinogradov TI - On boundary value problems for elliptic systems in the plane with continuous coefficients JO - Doklady Akademii Nauk PY - 1976 SP - 777 EP - 780 VL - 227 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1976_227_4_a0/ LA - ru ID - DAN_1976_227_4_a0 ER -