%0 Journal Article %A Maravic, Manojlo %T On the summability of multiple Fourier series %J Portugaliae mathematica %D 1968 %P 127-135 %V 27 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1968__27_3_115068/ %G en %F PORMA_1968__27_3_115068