@inproceedings{siyuanvariation,
title={Variation and rigidity of quasi-local mass},
author={Siyuan Lu, and Pengzi Miao},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20190427023826007270276},
}
Siyuan Lu, and Pengzi Miao. Variation and rigidity of quasi-local mass. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20190427023826007270276.