%0 Journal Article %A G. L. Fel'dman %T The global dimension of differential operator rings %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1981 %P 145-146 %V 36 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1981_36_5_a8/ %G en %F RM_1981_36_5_a8