@article{ZVMMF_1983_23_1_a4,
     author = {A. A. Levikov},
     title = {Duality relations for the convex optinal control problem},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {39--50},
     publisher = {mathdoc},
     volume = {23},
     number = {1},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1983_23_1_a4/}
}