%0 Journal Article %A A. Khatamov %T Multidimensional analogues of direct and converse Jackson and Bernshtein theorems and their generalizations %J Matematičeskie zametki %D 2000 %P 608-615 %V 67 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2000_67_4_a14/ %G ru %F MZM_2000_67_4_a14