@inproceedings{xuhua2012elements,
title={Elements with finite Coxeter part in an affine Weyl group},
author={Xuhua He, and Zhongwei Yang},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191221113039833138785},
booktitle={Journal of Algebra},
volume={372},
pages={204-210},
year={2012},
}

Xuhua He, and Zhongwei Yang. Elements with finite Coxeter part in an affine Weyl group. 2012. Vol. 372. In Journal of Algebra. pp.204-210. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191221113039833138785.