@article{DAN_1965_165_1_a0,
     author = {V. M. Adamyan and D. Z. Arov},
     title = {On a class of scattering operators and characteristic operator-functions of contractions},
     journal = {Doklady Akademii Nauk},
     pages = {9--12},
     publisher = {mathdoc},
     volume = {165},
     number = {1},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1965_165_1_a0/}
}