@article{DA_1974_12_a11,
     author = {G. V. Shevchenko},
     title = {Uniqueness conditions for an optimal control in the case of a solution of time optimal problem for linear multi-step processes},
     journal = {Diskretnyj analiz i issledovanie operacij},
     pages = {81--84},
     publisher = {mathdoc},
     number = {12},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DA_1974_12_a11/}
}