@article{MZM_2005_77_4_a16,
     author = {M. S. Derevyagin},
     title = {Borg-type theorems for generalized {Jacobi} matrices},
     journal = {Matemati\v{c}eskie zametki},
     pages = {637--640},
     year = {2005},
     volume = {77},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2005_77_4_a16/}
}