ALUMINA PHASE TRANSFORMATION FROM THERMAL DECOMPOSITION OF AMMONIUM ALUM SYNTHESIZED FROM KANKARA KAOLIN. Nigerian Journal of Technology, [S. l.], v. 36, n. 3, p. 822–828, 2017. DOI: 10.4314/njt.363.1397. Disponível em: https://nijotech.com/index.php/nijotech/article/view/1397. Acesso em: 16 apr. 2026.