%0 Journal Article %A Sulaiman, W.T. %T On $|\overline{N}, p_n|_k$ summability factors of Fourier series %J Portugaliae mathematica %D 1988 %P 115-124 %V 45 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1988__45_2_115615/ %G en %F PORMA_1988__45_2_115615