%0 Journal Article %A William Fulton %T On the Irreducibility of the Moduli Space of Curves. Appendix to the Paper of Harris and Mumford. %J Inventiones mathematicae %D 1982 %P 87-88 %V 67 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1982__67_142899/ %F IM_1982__67_142899