@article{DE_1984_20_10_a0,
     author = {O. Abdyrakhmanov and A. V. Kryazhimskiy},
     title = {On the question of the well-posedness of an optimal control problem},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1659--1665},
     publisher = {mathdoc},
     volume = {20},
     number = {10},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1984_20_10_a0/}
}