%0 Journal Article %A J. Tan %A N. Xu %T Conformal Vector Fields on Lie Groups of Dimension 4 with Signature of (2,2) %J Journal of Lie Theory %D 2021 %P 543-556 %V 31 %N 2 %U https://jolt.centre-mersenne.org/articles/10.5802/jolt.1184/ %R 10.5802/jolt.1184 %F JOLT_2021_31_2_a12