@article{DE_1967_3_2_a3,
     author = {A. V. Kostin},
     title = {On the behavior as $x\rightarrow +\infty $ of solutions of ordinary differential equations and algebraic equations with monotone coefficients},
     journal = {Differencialʹnye uravneni\^a},
     pages = {206--218},
     publisher = {mathdoc},
     volume = {3},
     number = {2},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1967_3_2_a3/}
}