@article{DAN_1967_173_5_a4,
     author = {G. \`E. Kisilevskii},
     title = {Cyclic subspaces of dissipative operators},
     journal = {Doklady Akademii Nauk},
     pages = {1006--1009},
     publisher = {mathdoc},
     volume = {173},
     number = {5},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_173_5_a4/}
}