@article{DAN_1957_116_1_a0,
     author = {R. V. Gamkrelidze},
     title = {On the theory of optimal processes in linear systems},
     journal = {Doklady Akademii Nauk},
     pages = {9--11},
     publisher = {mathdoc},
     volume = {116},
     number = {1},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_116_1_a0/}
}