@article{DE_1973_9_4_a6,
     author = {O. N. Odarich and V. N. Chevelo},
     title = {Certain questions of the asymptotic behavior of the solutions of nonlinear differential equations with retarded argument},
     journal = {Differencialʹnye uravneni\^a},
     pages = {637--646},
     publisher = {mathdoc},
     volume = {9},
     number = {4},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1973_9_4_a6/}
}