TY - JOUR AU - G. Cicogna AU - G. Gaeta AU - S. Walcher TI - Orbital Reducibility and a Generalization of Lambda Symmetries JO - Journal of Lie Theory PY - 2013 SP - 357 EP - 381 VL - 23 IS - 2 UR - https://jolt.centre-mersenne.org/articles/10.5802/jolt.729/ DO - 10.5802/jolt.729 ID - JOLT_2013_23_2_a1 ER -