@inproceedings{lan-hsuan2011specifying,
title={Specifying Angular Momentum and Center of Mass for Vacuum Initial Data Sets},
author={Lan-Hsuan Huang, Richard Schoen, and Mu-Tao Wang},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160820184258834682344},
booktitle={Communications in Mathematical Physics},
volume={306},
number={3},
pages={785–803},
year={2011},
}

Lan-Hsuan Huang, Richard Schoen, and Mu-Tao Wang. Specifying Angular Momentum and Center of Mass for Vacuum Initial Data Sets. 2011. Vol. 306. In Communications in Mathematical Physics. pp.785–803. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160820184258834682344.