%0 Journal Article %A S. N. Vasil'ev %T Jackson inequality in $L_2(\mathbb R^N)$ with generalized modulus of continuity %J Trudy Instituta matematiki i mehaniki %D 2010 %P 93-99 %V 16 %N 4 %U http://geodesic.mathdoc.fr/item/TIMM_2010_16_4_a9/ %G ru %F TIMM_2010_16_4_a9