@inproceedings{po-ning2014minimizing,
title={Minimizing properties of critical points of quasi-local energy},
author={Po-Ning Chen, Mu-Tao Wang, and Shing-Tung Yau},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160820154704703803328},
booktitle={Communications in Mathematical Physics},
volume={329},
number={3},
pages={919–935},
year={2014},
}

Po-Ning Chen, Mu-Tao Wang, and Shing-Tung Yau. Minimizing properties of critical points of quasi-local energy. 2014. Vol. 329. In Communications in Mathematical Physics. pp.919–935. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160820154704703803328.