@inproceedings{jc2008jordan,
title={Jordan isomorphisms and maps preserving spectra of certain operator products},
author={JC Hou, Chi-Kwong Li, and Ngai-Ching Wong},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020204843466876160},
booktitle={Studia Math},
volume={184},
number={1},
pages={31-47},
year={2008},
}
JC Hou, Chi-Kwong Li, and Ngai-Ching Wong. Jordan isomorphisms and maps preserving spectra of certain operator products. 2008. Vol. 184. In Studia Math. pp.31-47. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020204843466876160.