@inproceedings{shing-tung2000a,
title={A Harnack inequality for Dirichlet eigenvalues},
author={Shing-Tung Yau, and ST Yau},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204354229012168},
booktitle={Journal of Graph Theory},
volume={34},
number={4},
pages={247-257},
year={2000},
}
Shing-Tung Yau, and ST Yau. A Harnack inequality for Dirichlet eigenvalues. 2000. Vol. 34. In Journal of Graph Theory. pp.247-257. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204354229012168.