%0 Journal Article %A Christ, Michael %T Singularity and regularity -- local and global %J Documenta mathematica %D 1998 %P 627-636 %V ICM Berlin 1998, Vol. II %I mathdoc %U http://geodesic.mathdoc.fr/item/DOCMA_1998__S8__a22/ %G en %F DOCMA_1998__S8__a22