@inproceedings{shing-tung1980estimates,
title={Estimates of eigenvalues of a compact Riemannian manifold},
author={Shing-Tung Yau},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224203451218504035},
booktitle={Geometry of the Laplace operator (Proc. Sympos. Pure Math., Univ. Hawaii, Honolulu, Hawaii, 1979)},
pages={205-239},
year={1980},
}
Shing-Tung Yau. Estimates of eigenvalues of a compact Riemannian manifold. 1980. In Geometry of the Laplace operator (Proc. Sympos. Pure Math., Univ. Hawaii, Honolulu, Hawaii, 1979). pp.205-239. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224203451218504035.