@article{IVM_1976_8_a5,
     author = {I. F. Kushnirchuk and K. M. Fishman},
     title = {On the question of the similarity of quasitriangular matrices in the space of analytic functions in the disc},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {42--51},
     publisher = {mathdoc},
     number = {8},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1976_8_a5/}
}