TY - JOUR AU - A. S. Zapreev AU - V. A. Tsetsocho TI - Determination of the right-hand side of the Helmholtz equation JO - Doklady Akademii Nauk PY - 1983 SP - 1305 EP - 1308 VL - 270 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1983_270_6_a4/ LA - ru ID - DAN_1983_270_6_a4 ER -