@article{JOLT_2018_28_3_a8,
     author = {Ju Tan and Zhiqi Chen and Na Xu},
     title = {Conformal {Vector} {Fields} on {Lorentzian} {Lie} {Groups} of {Dimension} 4},
     journal = {Journal of Lie Theory},
     pages = {757--765},
     year = {2018},
     volume = {28},
     number = {3},
     url = {http://geodesic.mathdoc.fr/item/JOLT_2018_28_3_a8/}
}