@article{DE_1977_13_12_a9,
     author = {Ya. V. Radyno},
     title = {On the question of the controllability of linear systems in locally convex spaces},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2199--2206},
     publisher = {mathdoc},
     volume = {13},
     number = {12},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1977_13_12_a9/}
}