TY - JOUR AU - Ju Tan AU - Na Xu TI - Conformal Vector Fields on Lie Groups of Dimension 4 with Signature of (2,2) JO - Journal of Lie Theory PY - 2021 SP - 543 EP - 556 VL - 31 IS - 2 UR - http://geodesic.mathdoc.fr/item/JOLT_2021_31_2_a12/ ID - JOLT_2021_31_2_a12 ER -