%0 Journal Article %A E. A. Sevast'yanov %T Uniform approximations by piecewise monotone functions and some of their applications %J Doklady Akademii Nauk %D 1974 %P 27-30 %V 217 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_217_1_a5/ %G ru %F DAN_1974_217_1_a5