@inproceedings{xingshen2017integer,
title={Integer programming models for 3-dimensional Xingdu problem},
author={Xingshen Huang, Chuyao Peng, and Xinyi Xiong},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20180118030705250817906},
booktitle={Yau Science Award (Math)},
year={2017},
}

Xingshen Huang, Chuyao Peng, and Xinyi Xiong. Integer programming models for 3-dimensional Xingdu problem. 2017. In Yau Science Award (Math). http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20180118030705250817906.