%0 Journal Article %A M. M. Khapaev %T On the averaging method in certain problems connected with averaging %J Differencialʹnye uravneniâ %D 1966 %P 600-608 %V 2 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1966_2_5_a1/ %G ru %F DE_1966_2_5_a1