@article{CMFD_2013_47_a7,
     author = {V. A. Khatskevich and V. A. Senderov},
     title = {Operator linear-fractional relations: main properties and applications},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {140--155},
     publisher = {mathdoc},
     volume = {47},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2013_47_a7/}
}