%0 Journal Article %A P. L. Ul'yanov %T Certain properties of series in Haar systems %J Matematičeskie zametki %D 1967 %P 17-24 %V 1 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1967_1_1_a2/ %G ru %F MZM_1967_1_1_a2