@article{DE_1990_26_5_a5,
     author = {V. M. Evtukhov},
     title = {Asymptotic behavior of the solutions of a second-order semilinear differential equation},
     journal = {Differencialʹnye uravneni\^a},
     pages = {776--787},
     publisher = {mathdoc},
     volume = {26},
     number = {5},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1990_26_5_a5/}
}