%0 Journal Article %A E. Backelin %T On the Homological Dimension of a Der-Free Hypersurface. %J Mathematica Scandinavica %D 1996 %P 13-18 %V 78 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1996__78_2_167371/ %F MS2_1996__78_2_167371