@article{DE_1995_31_4_a6,
     author = {S. I. Trofimchuk},
     title = {Almost periodic solutions of linear abstract impulse systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {602--612},
     publisher = {mathdoc},
     volume = {31},
     number = {4},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1995_31_4_a6/}
}