%0 Journal Article %A A. V. Bondarenko %A A. V. Primak %T Negative Results in Form-Preserving Approximation of Higher Order %J Matematičeskie zametki %D 2004 %P 812-823 %V 76 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2004_76_6_a1/ %G ru %F MZM_2004_76_6_a1