BAWA, S.; AHMED, A.; OKONKWO, P. Synthesis of Gamma-Alumina from Kankara Kaolin as Potential Zeolite Active Matrix. Nigerian Journal of Basic and Applied Sciences, [S. l.], v. 24, n. 2, p. 66–72, 2017. DOI: 10.4314/njbas.v24i2. Disponível em: https://www.ajol.info/index.php/njbas/article/view/162864. Acesso em: 16 sep. 2026.