@article{ZVMMF_1967_7_2_a16,
     author = {A. N. Tikhonov and V. Ya. Galkin and P. N. Zaikin},
     title = {Correct methods of solving problems of optimal control},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {416--423},
     publisher = {mathdoc},
     volume = {7},
     number = {2},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1967_7_2_a16/}
}