@article{DAN_1997_354_4_a7,
     author = {V. B. Kolmanovskii and A. I. Matasov},
     title = {An approximate method for solving the optimal control problem for},
     journal = {Doklady Akademii Nauk},
     pages = {465--468},
     publisher = {mathdoc},
     volume = {354},
     number = {4},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1997_354_4_a7/}
}