TY - JOUR AU - E. G. Savateev TI - On the problem of determining the source function and the JO - Doklady Akademii Nauk PY - 1995 SP - 597 EP - 598 VL - 344 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1995_344_5_a4/ LA - ru ID - DAN_1995_344_5_a4 ER -