@inproceedings{tong2005a,
title={A half-space problem for the Boltzmann equation with specular reflection boundary condition},
author={Tong Yang, and Hui-Jiang Zhao},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224210946164320530},
booktitle={Communications in mathematical physics},
volume={255},
number={3},
pages={683-726},
year={2005},
}

Tong Yang, and Hui-Jiang Zhao. A half-space problem for the Boltzmann equation with specular reflection boundary condition. 2005. Vol. 255. In Communications in mathematical physics. pp.683-726. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224210946164320530.