%0 Journal Article %A Wainger, Stephen %T Discrete analogues of singular and maximal Radon transforms %J Documenta mathematica %D 1998 %P 743-753 %V ICM Berlin 1998, Vol. II %I mathdoc %U http://geodesic.mathdoc.fr/item/DOCMA_1998__S8__a11/ %G en %F DOCMA_1998__S8__a11