@inproceedings{po-ning2021evolution,
title={Evolution of angular momentum and center of mass at null infinity},
author={Po-Ning Chen, Jordan Keller, Mu-Tao Wang, Ye-Kai Wang, and Shing-Tung Yau},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20210507232100111237817},
booktitle={Communication in Mathematical Physics},
year={2021},
}

Po-Ning Chen, Jordan Keller, Mu-Tao Wang, Ye-Kai Wang, and Shing-Tung Yau. Evolution of angular momentum and center of mass at null infinity. 2021. In Communication in Mathematical Physics. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20210507232100111237817.