%0 Journal Article %A Sally, Judith D. %T Tangent cones at Gorenstein singularities %J Compositio Mathematica %D 1980 %P 167-175 %V 40 %N 2 %I Sijthoff et Noordhoff International Publishers %U http://archive.numdam.org/item/CM_1980__40_2_167_0/ %G en %F CM_1980__40_2_167_0