%0 Journal Article %A A. V. Mironenko %T Approximation by the Class of Functions with Bounded Second Derivative %J Matematičeskie zametki %D 2008 %P 583-594 %V 84 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2008_84_4_a9/ %G ru %F MZM_2008_84_4_a9