@article{MZM_2003_73_4_a5,
     author = {Kh. D. Ikramov and A. M. Nazari},
     title = {On the {Distance} to the {Closest} {Matrix} with {Triple} {Zero} {Eigenvalue}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {545--555},
     publisher = {mathdoc},
     volume = {73},
     number = {4},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2003_73_4_a5/}
}