%0 Journal Article %A V. A. Kofanov %T Best uniform approximation of differentiable functions by algebraic polynomials %J Matematičeskie zametki %D 1980 %P 381-390 %V 27 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1980_27_3_a6/ %G ru %F MZM_1980_27_3_a6