@article{DAN_1977_236_2_a5,
     author = {B. S. Razumikhin},
     title = {A new approach to the problem of optimum control},
     journal = {Doklady Akademii Nauk},
     pages = {300--303},
     publisher = {mathdoc},
     volume = {236},
     number = {2},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1977_236_2_a5/}
}