%0 Journal Article %A Steven Dale Cutkosky %T A new characterization of rational surface singularities. %J Inventiones mathematicae %D 1990 %P 157 %V 102 %N 2 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/IM_1990__102_2_143832/ %G un %F IM_1990__102_2_143832