TY - JOUR AU - Hechmi Ben Messaoud AU - Marwa Layouni TI - On Gradations of Decomposable Kac-Moody Lie Algebras by Kac-Moody Root Systems JO - Journal of Lie Theory PY - 2022 SP - 937 EP - 971 VL - 32 IS - 4 UR - http://geodesic.mathdoc.fr/item/JOLT_2022_32_4_a2/ ID - JOLT_2022_32_4_a2 ER -