Lin, J., B. Zhang, Y. Yang, P. Xiao, and Y. Zhao. “Theoretical Studies of the Local Structure and the Epr Parameters for Tetragonal Cu$^{2+}$ Center in Mixed Alkali Cadmium Phosphate Glasses”. Revista Mexicana De Física, vol. 62, no. 4 Jul-Aug, Jan. 2016, pp. 325-0, https://rmf.smf.mx/ojs/index.php/rmf/article/view/4217.