%0 Journal Article %A David Mumford %A Finn Knudsen %T The projectivity of the moduli space of stable curves. I: Preliminaries on %J Mathematica Scandinavica %D 1976 %P 19-55 %V 39 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1976__39_166481/ %F MS2_1976__39_166481