TY - JOUR AU - V. V. Katrakhov TI - The method of transformation operators in the theory of general weighted boundary value problems for singular and degenerate elliptic equations with a parameter JO - Doklady Akademii Nauk PY - 1982 SP - 1037 EP - 1040 VL - 266 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1982_266_5_a1/ LA - ru ID - DAN_1982_266_5_a1 ER -