@inproceedings{jinchuan2010maps,
title={Maps preserving the spectrum of generalized Jordan product of operators},
author={Jinchuan Hou, Chi-Kwong Li, and Ngai-Ching Wong},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020205044612419164},
booktitle={Linear Algebra and Its Applications},
volume={432},
number={4},
pages={1049-1069},
year={2010},
}

Jinchuan Hou, Chi-Kwong Li, and Ngai-Ching Wong. Maps preserving the spectrum of generalized Jordan product of operators. 2010. Vol. 432. In Linear Algebra and Its Applications. pp.1049-1069. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20191020205044612419164.