%0 Journal Article %A F. M. Malyshev %T Decompositions of root systems %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1977 %V 32 %N 4 %U http://geodesic.mathdoc.fr/item/RM_1977_32_4_a12/ %G ru %F RM_1977_32_4_a12