@inproceedings{lai2017on,
title={On the size of graphs without repeated cycle lengths},
author={Lai Chunhui},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20171107083336050698849},
booktitle={Discrete Applied Mathematics},
volume={232},
pages={226-229},
year={2017},
}

Lai Chunhui. On the size of graphs without repeated cycle lengths. 2017. Vol. 232. In Discrete Applied Mathematics. pp.226-229. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20171107083336050698849.