@article{RM_2001_56_3_a7,
     author = {V. V. Dubrovskii and A. N. Tipko},
     title = {On the uniqueness of the solution of an inverse problem of spectral analysis for a~singular second-order ordinary differential operator},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {578--579},
     publisher = {mathdoc},
     volume = {56},
     number = {3},
     year = {2001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2001_56_3_a7/}
}