Effect of Al2O3 on Optical Absorption Properties of Heavy Metal Oxide Glass System doped with Nd3+ Ion. International Journal of Current Engineering and Technology, [S. l.], v. 4, n. 4, p. 2588–2594, 2014. Disponível em: https://ijcet.evegenis.org/index.php/ijcet/article/view/1089. Acesso em: 13 apr. 2026.