@inproceedings{michael2012the,
title={THE WEIL-PETERSSON HESSIAN OF LENGTH ON TEICHM¨ ULLER SPACE},
author={Michael Wolf},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160913225811690007929},
booktitle={Journal of Differential Geometry},
volume={91},
number={1},
pages={129-169},
year={2012},
}

Michael Wolf. THE WEIL-PETERSSON HESSIAN OF LENGTH ON TEICHM¨ ULLER SPACE. 2012. Vol. 91. In Journal of Differential Geometry. pp.129-169. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160913225811690007929.