@article{DE_1970_6_10_a4,
     author = {R. M. Evdokimenko},
     title = {Construction of algebraic trajectories and a qualitative investigation in the large of the behavior of the integral curves of a certain system of differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1780--1791},
     publisher = {mathdoc},
     volume = {6},
     number = {10},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1970_6_10_a4/}
}