@inproceedings{feng2007volume,
title={Volume and angle structures on 3-manifolds},
author={Feng Luo},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224205858049329363},
booktitle={Asian Journal of Mathematics},
volume={11},
number={4},
pages={555-566},
year={2007},
}

Feng Luo. Volume and angle structures on 3-manifolds. 2007. Vol. 11. In Asian Journal of Mathematics. pp.555-566. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224205858049329363.