@article{DE_1982_18_4_a9,
     author = {Yu. S. \`Eidel'man},
     title = {A problem of linear control},
     journal = {Differencialʹnye uravneni\^a},
     pages = {614--620},
     publisher = {mathdoc},
     volume = {18},
     number = {4},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1982_18_4_a9/}
}