%0 Journal Article %A Nadibaidze, G. %T On the absolute summability of series with respect to block-orthonormal systems. %J Georgian Mathematical Journal %D 1999 %P 83-90 %V 6 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/GMJ_1999__6_1_48218/ %G en %F GMJ_1999__6_1_48218