%0 Journal Article %A N. T. Tleukhanova %T On Hardy and Bellman Transformations for Orthogonal Fourier Series %J Matematičeskie zametki %D 2001 %P 638-640 %V 70 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2001_70_4_a15/ %G ru %F MZM_2001_70_4_a15