@inproceedings{shing-tung1997a,
title={A remark on the existence of sphere with prescribed mean curvature},
author={Shing-Tung Yau},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204728581506213},
booktitle={Asian Journal of Mathematics},
volume={1},
number={2},
pages={293-294},
year={1997},
}

Shing-Tung Yau. A remark on the existence of sphere with prescribed mean curvature. 1997. Vol. 1. In Asian Journal of Mathematics. pp.293-294. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204728581506213.