@article{DE_1972_8_12_a27,
     author = {A. G. Cheremensky},
     title = {On the theory of the first approximation of discrete nonautonomous stabilization systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2274--2276},
     publisher = {mathdoc},
     volume = {8},
     number = {12},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1972_8_12_a27/}
}