@article{ZVMMF_1972_12_5_a2,
     author = {A. I. Propoi},
     title = {Problems of discrete control with phase constraints},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1128--1144},
     publisher = {mathdoc},
     volume = {12},
     number = {5},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1972_12_5_a2/}
}