@article{DE_1984_20_6_a0,
     author = {A. R. Artykov and G. A. Rabinkov and I. G. Rozet},
     title = {Moving and fixed singularities of solutions of certain nonautonomous systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {923--929},
     publisher = {mathdoc},
     volume = {20},
     number = {6},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1984_20_6_a0/}
}