@article{DE_1994_30_3_a9,
     author = {S. P. Okhezin},
     title = {The problem of the control of the shape of an unbounded domain in a hyperbolic system},
     journal = {Differencialʹnye uravneni\^a},
     pages = {432--438},
     publisher = {mathdoc},
     volume = {30},
     number = {3},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1994_30_3_a9/}
}