@article{DE_1992_28_5_a12,
     author = {V. V. Dubrovskii and A. V. Nagornyi},
     title = {Stability of the solution of inverse problems of spectral analysis},
     journal = {Differencialʹnye uravneni\^a},
     pages = {839--843},
     publisher = {mathdoc},
     volume = {28},
     number = {5},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1992_28_5_a12/}
}