1. http://henke.lbl.gov/optical_constants.
2. Office of the chief technologist;Gendreau,2010
3. NASA Tech Briefs, http://www.techbriefs.com/component/content/article/ntb/features/whos-who/20177 (22 July 2014)
4. ACTA PHOTONICA SINICA
5. Novel space communication technology based on modulated x-ray source;Li-zhi,2015