%0 Journal Article %A V. G. Kac %T Description of filtered Lie algebras with which graded Lie algebras of Cartan type are associated %J Izvestiya. Mathematics %D 1974 %P 801-835 %V 8 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1974_8_4_a2/ %G en %F IM2_1974_8_4_a2