TY - JOUR AU - A. I. Ibragimov TI - On the behavior on the boundary of solutions of a degenerate second-order elliptic equation JO - Doklady Akademii Nauk PY - 1975 SP - 519 EP - 522 VL - 224 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1975_224_3_a4/ LA - ru ID - DAN_1975_224_3_a4 ER -