TY - JOUR AU - A. M. Denisov TI - Inverse problems for nonlinear ordinary differential equations JO - Doklady Akademii Nauk PY - 1989 SP - 1040 EP - 1042 VL - 307 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1989_307_5_a2/ LA - ru ID - DAN_1989_307_5_a2 ER -