%0 Journal Article %A G. E. Popov %T A certain method of constructing integrable linear equations with a small parameter %J Differencialʹnye uravneniâ %D 1974 %P 555-557 %V 10 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1974_10_3_a21/ %G ru %F DE_1974_10_3_a21