@article{DAN_1991_320_6_a1,
     author = {R. Gabasov and F. M. Kirillova and O. I. Kostyukova},
     title = {Construction of optimal controls of feedback type in a linear},
     journal = {Doklady Akademii Nauk},
     pages = {1294--1299},
     publisher = {mathdoc},
     volume = {320},
     number = {6},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_320_6_a1/}
}