@article{DE_1978_14_6_a4,
     author = {Yu. S. Kolesov and V. V. Maiorov},
     title = {Asymptotically sharp estimates for bounded solutions on the entire axis of inhomogeneous differential equations with a small parameter},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1013--1017},
     publisher = {mathdoc},
     volume = {14},
     number = {6},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1978_14_6_a4/}
}