@article{DAN_1985_283_2_a13,
     author = {D. B. Silin},
     title = {Discontinuous optimal controls in linear problems},
     journal = {Doklady Akademii Nauk},
     pages = {314--316},
     publisher = {mathdoc},
     volume = {283},
     number = {2},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1985_283_2_a13/}
}