%0 Journal Article %A J. Denef %A F. Loeser %T Weights of exponential sums, intersection cohomology, and Newton polyhedra. %J Inventiones mathematicae %D 1991 %P 275-294 %V 106 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1991__106_1_143943/ %F IM_1991__106_1_143943