@article{PFMT_2018_4_a13,
     author = {G. L. Karaseva and E. A. Ruzhitskaya},
     title = {Method of solving the special optimal control problems with phase constraints},
     journal = {Problemy fiziki, matematiki i tehniki},
     pages = {80--84},
     publisher = {mathdoc},
     number = {4},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PFMT_2018_4_a13/}
}