%0 Journal Article %A A. S. Osipov %T Inverse Spectral Problems for Second-Order %J Russian journal of nonlinear dynamics %D 2020 %P 397-419 %V 16 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/ND_2020_16_3_a0/ %G en %F ND_2020_16_3_a0