@inproceedings{tian2009research,
title={Research on the Combinatorial Transform Mathematics Problem Frog Leap},
author={Tian Zeng},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160813215155232148076},
year={2009},
}

Tian Zeng. Research on the Combinatorial Transform Mathematics Problem Frog Leap. 2009. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20160813215155232148076.