@article{MZM_2001_70_1_a4,
     author = {R. O. Hryniv and Ya. V. Mikityuk},
     title = {On the {Similarity} of {Perturbed} {Multiplication} {Operators}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {38--45},
     publisher = {mathdoc},
     volume = {70},
     number = {1},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2001_70_1_a4/}
}