@article{JCEM_2015_2_4_a9,
     author = {G. A. Zakirova and E. V. Kirillov},
     title = {The existence of solution of the inverse spectral problem for discrete self-adjoint semi-bounded from below operator},
     journal = {Journal of computational and engineering mathematics},
     pages = {95--99},
     publisher = {mathdoc},
     volume = {2},
     number = {4},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JCEM_2015_2_4_a9/}
}