@article{DAN_1970_190_3_a4,
     author = {V. M. Brodskii},
     title = {The triangular representation of operators that are close to unitary ones and the multiplicative expansion of their characteristic functions},
     journal = {Doklady Akademii Nauk},
     pages = {510--513},
     publisher = {mathdoc},
     volume = {190},
     number = {3},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_190_3_a4/}
}