TY - JOUR AU - N. F. Valeev AU - Ya. Sh. Il'yasov TI - On an Inverse Optimization Spectral Problem and a Corresponding Nonlinear Boundary-Value Problem JO - Matematičeskie zametki PY - 2018 SP - 621 EP - 625 VL - 104 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2018_104_4_a9/ LA - ru ID - MZM_2018_104_4_a9 ER -