%0 Journal Article %A Sousa Pinto, J. %T Variable rate multi-channel (Papoulis) sampling expansion (via sub-channel analysis) %J Portugaliae mathematica %D 1992 %P 179-190 %V 49 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1992__49_2_115785/ %G en %F PORMA_1992__49_2_115785