@article{DE_1990_26_10_a17,
     author = {V. B. Levenshtam},
     title = {Higher approximations of the averaging method for a convection problem in a field of rapidly oscillating forces},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1792--1800},
     publisher = {mathdoc},
     volume = {26},
     number = {10},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1990_26_10_a17/}
}