TY - JOUR AU - L. G. Mikhailov TI - On a problem of conjugation of the solutions of a second-order partial differential equation on the plane JO - Doklady Akademii Nauk PY - 1981 SP - 276 EP - 281 VL - 256 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1981_256_2_a3/ LA - ru ID - DAN_1981_256_2_a3 ER -