@article{DE_1985_21_8_a8,
     author = {A. M. Samoilenko and Yu. V. Teplinskii},
     title = {Invariant tori of differential systems with impulses in spaces of bounded numerical sequences},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1353--1361},
     publisher = {mathdoc},
     volume = {21},
     number = {8},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1985_21_8_a8/}
}