M. SELIM, M.; F. R. FOUDA, M.; S. AMIN , R.; ABDEL-FATTAH, Wafa I. Formation of β-alumina in CuO. Al2O3. Na2O System. Asian Journal of Chemistry, [S. l.], v. 1, n. 3, p. 224–238, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/25404. Acesso em: 3 oct. 2024.