@article{INTO_2021_199_a3,
     author = {G. V. Garkavenko and N. B. Uskova},
     title = {Spectral properties of one infinite tridiagonal matrix},
     journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory},
     pages = {31--42},
     publisher = {mathdoc},
     volume = {199},
     year = {2021},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTO_2021_199_a3/}
}