@article{MZM_2016_100_6_a11,
     author = {L. I. Sazonov},
     title = {On the {Existence} of {Periodic} {Solutions} of {Ordinary} {Differential} {Equations} with {High-Frequency} {Summands} in a {Banach} {Space}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {900--910},
     publisher = {mathdoc},
     volume = {100},
     number = {6},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2016_100_6_a11/}
}