@article{MZM_1982_31_5_a9,
     author = {D. B. Silin},
     title = {Total variation of optimal control in linear systems},
     journal = {Matemati\v{c}eskie zametki},
     pages = {761--772},
     year = {1982},
     volume = {31},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1982_31_5_a9/}
}