TY - JOUR AU - A. Kh. Amirov TI - The question of the solvability of inverse problems JO - Doklady Akademii Nauk PY - 1986 SP - 268 EP - 270 VL - 290 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1986_290_2_a1/ LA - ru ID - DAN_1986_290_2_a1 ER -