@article{DE_1971_7_8_a18,
     author = {R. M. Evdokimenko},
     title = {The integral curves of a certain dynamical system},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1522--1524},
     publisher = {mathdoc},
     volume = {7},
     number = {8},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1971_7_8_a18/}
}