@article{DAN_1973_211_5_a5,
     author = {M. I. Gil'},
     title = {On operator colligations with nonunitary characteristic operator-valued functions},
     journal = {Doklady Akademii Nauk},
     pages = {1035--1037},
     publisher = {mathdoc},
     volume = {211},
     number = {5},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_211_5_a5/}
}