TY - JOUR AU - H. Ben Messaoud AU - M. 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 - https://jolt.centre-mersenne.org/articles/10.5802/jolt.1260/ DO - 10.5802/jolt.1260 ID - JOLT_2022_32_4_a2 ER -