@article{DE_2004_40_6_a2,
     author = {A. N. Kvitko},
     title = {On a {Control} {Problem}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {740--746},
     publisher = {mathdoc},
     volume = {40},
     number = {6},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2004_40_6_a2/}
}