TY - JOUR AU - Nadibaidze, G. TI - On the absolute summability of series with respect to block-orthonormal systems. JO - Georgian Mathematical Journal PY - 1999 SP - 83 EP - 90 VL - 6 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/GMJ_1999__6_1_48218/ LA - en ID - GMJ_1999__6_1_48218 ER -