@article{DAN_1964_154_6_a13,
     author = {B. N. Petrov and S. V. Emel'yanov and V. I. Utkin},
     title = {Principles for the construction of invariant automatic-control systems with variable structure},
     journal = {Doklady Akademii Nauk},
     pages = {1294--1296},
     publisher = {mathdoc},
     volume = {154},
     number = {6},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1964_154_6_a13/}
}