%0 Journal Article %A M. I. Belishev %A A. P. Katchalov %T Application of boundary control theory methods to spectral inverse problem for inhomogeneous string %J Zapiski Nauchnykh Seminarov POMI %D 1989 %P 14-22 %V 179 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1989_179_a1/ %G ru %F ZNSL_1989_179_a1