@inproceedings{fan1995eigenvalues,
title={Eigenvalues of graphs and Sobolev inequalities},
author={Fan RK Chung, and Shing-Tung Yau},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224203846804992097},
booktitle={Combinatorics, Probability and Computing},
volume={4},
number={1},
pages={11-25},
year={1995},
}
Fan RK Chung, and Shing-Tung Yau. Eigenvalues of graphs and Sobolev inequalities. 1995. Vol. 4. In Combinatorics, Probability and Computing. pp.11-25. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224203846804992097.