%0 Journal Article %A G. A. Akishev %T On degrees of approximation of some classes by polynomials with respect to generalized Haar system %J Sibirskie èlektronnye matematičeskie izvestiâ %D 2006 %P 92-105 %V 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/SEMR_2006_3_a3/ %G ru %F SEMR_2006_3_a3