%0 Journal Article %A O. L. Vinogradov %T Sharp Inequalities for Approximations of Classes of Periodic Convolutions by Odd-Dimensional Subspaces of Shifts %J Matematičeskie zametki %D 2009 %P 569-584 %V 85 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2009_85_4_a6/ %G ru %F MZM_2009_85_4_a6