TY - JOUR AU - S. A. Tersenov TI - On the first boundary value problem for an equation of elliptic type with singular coefficients within the domain JO - Doklady Akademii Nauk PY - 1976 SP - 543 EP - 546 VL - 231 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1976_231_3_a6/ LA - ru ID - DAN_1976_231_3_a6 ER -