INJAREAN, U.; PICHESTAPONG, P.; RUANGSIRITANYAKUL, T.; TAYANIPHANT, S. . Upconversion luminescence of yttrium oxysulfide co-doped with rare earth elements. Journal of Metals, Materials and Minerals, Bangkok, Thailand, v. 23, n. 1, 2013. Disponível em: https://jmmm.material.chula.ac.th/index.php/jmmm/article/view/78. Acesso em: 22 dec. 2024.