@article{DE_1990_26_5_a24,
     author = {N. G. Panfilov and V. I. Rozhkov},
     title = {Bounded almost periodic and periodic solutions of a first-order linear singularly perturbed hyperbolic system},
     journal = {Differencialʹnye uravneni\^a},
     pages = {907--909},
     publisher = {mathdoc},
     volume = {26},
     number = {5},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1990_26_5_a24/}
}