WANTANA, N.; RUANGTAWEEP, Y.; KAEWKHAO, J. Thermal correction Judd-Ofelt analyze of Eu<sup>3+</sup> ion doped calcium gadolinium silicoborate oxyfluoride glass. Journal of Metals, Materials and Minerals, Bangkok, Thailand, v. 29, n. 1, 2019. Disponível em: http://jmmm.material.chula.ac.th/index.php/jmmm/article/view/438. Acesso em: 2 dec. 2021.