TY - JOUR AU - A. Abdrakhmanov TI - On the Dirichlet problem for a degenerate elliptic system of two second- order equations JO - Doklady Akademii Nauk PY - 1978 SP - 11 EP - 13 VL - 239 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1978_239_1_a0/ LA - ru ID - DAN_1978_239_1_a0 ER -