%0 Journal Article %A Fridy, J.A. %T Mercerian-type theorems for absolute summability %J Portugaliae mathematica %D 1974 %P 141-145 %V 33 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1974__33_3_115230/ %G en %F PORMA_1974__33_3_115230