@inproceedings{jue2018a,
title={A Robust Proof of the Instability of Naked Singularities of a Scalar Field in Spherical Symmetry},
author={Jue Liu, and Junbin Li},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191125132818516694515},
booktitle={Communications in Mathematical Physics},
volume={363},
number={2},
pages={561-578},
year={2018},
}

Jue Liu, and Junbin Li. A Robust Proof of the Instability of Naked Singularities of a Scalar Field in Spherical Symmetry. 2018. Vol. 363. In Communications in Mathematical Physics. pp.561-578. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191125132818516694515.