@article{DAN_1991_320_1_a10,
     author = {P. S. Krasnoshchekov and A. G. Perevozchikov and V. V. Fedorov},
     title = {On the approximation of criteria in problems on the dynamic},
     journal = {Doklady Akademii Nauk},
     pages = {58--61},
     publisher = {mathdoc},
     volume = {320},
     number = {1},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_320_1_a10/}
}