@article{MZM_2006_79_2_a1,
     author = {R. I. Alidema and A. F. Filippov},
     title = {Estimates for the {Eigenvalues} of {Matrices}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {169--177},
     publisher = {mathdoc},
     volume = {79},
     number = {2},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2006_79_2_a1/}
}