@inproceedings{renjun2005global,
title={Global existence to Boltzmann equation with external force in infinite vacuum},
author={Renjun Duan, Tong Yang, and Changjiang Zhu},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224210942994491529},
booktitle={Journal of mathematical physics},
volume={46},
number={5},
pages={053307},
year={2005},
}
Renjun Duan, Tong Yang, and Changjiang Zhu. Global existence to Boltzmann equation with external force in infinite vacuum. 2005. Vol. 46. In Journal of mathematical physics. pp.053307. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224210942994491529.