%0 Journal Article %A Wilson, P. M. H. %T On the canonical ring of algebraic varieties %J Compositio Mathematica %D 1981 %P 365-385 %V 43 %N 3 %I Sijthoff et Noordhoff International Publishers %U http://archive.numdam.org/item/CM_1981__43_3_365_0/ %G en %F CM_1981__43_3_365_0