%0 Journal Article %A V. S. Rykhlov %T The rate of equiconvergence for differential operators with a nonzero coefficient multiplying the $(n-1)$st derivative %J Differencialʹnye uravneniâ %D 1990 %P 975-989 %V 26 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1990_26_6_a6/ %G ru %F DE_1990_26_6_a6