@inproceedings{lydia2016gravitational,
title={Gravitational wave memory in de Sitter spacetime},
author={Lydia Bieri, David Garfinkle, and Shing-Tung Yau},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204338170023164},
booktitle={Physical Review D},
volume={94},
number={6},
pages={064040},
year={2016},
}
Lydia Bieri, David Garfinkle, and Shing-Tung Yau. Gravitational wave memory in de Sitter spacetime. 2016. Vol. 94. In Physical Review D. pp.064040. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191224204338170023164.