@inproceedings{yu2018contractible,
title={Contractible stability spaces and faithful braid group actions},
author={Yu Qiu, and Jon Woolf},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20190625195402856079354},
booktitle={Geometry & Topology},
volume={22},
pages={3701–3760},
year={2018},
}

Yu Qiu, and Jon Woolf. Contractible stability spaces and faithful braid group actions. 2018. Vol. 22. In Geometry & Topology. pp.3701–3760. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20190625195402856079354.