@article{ZVMMF_1981_21_6_a7,
     author = {B. Musilimov and M. Otelbaev},
     title = {Estimation of the least eigenvalues for the matrix class corresponding to the {Sturm{\textendash}Liouville} difference equation},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1430--1434},
     publisher = {mathdoc},
     volume = {21},
     number = {6},
     year = {1981},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1981_21_6_a7/}
}