@inproceedings{feng2012volume,
title={Volume maximization and the extended hyperbolic space},
author={Feng Luo, and Jean-Marc Schlenker},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224210004323133383},
booktitle={Proceedings of the American Mathematical Society},
volume={140},
number={3},
pages={1053-1068},
year={2012},
}

Feng Luo, and Jean-Marc Schlenker. Volume maximization and the extended hyperbolic space. 2012. Vol. 140. In Proceedings of the American Mathematical Society. pp.1053-1068. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224210004323133383.