%0 Journal Article %A S. Berman %A R.V. Moody %T Lie algebras graded by finite root systems and the intersection matrix algebras of Slodowy. %J Inventiones mathematicae %D 1992 %P 323-348 %V 108 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1992__108_2_143997/ %F IM_1992__108_2_143997