EFFECTS OF THERMAL TREATMENT OF AMA NGUZU CLAY FOR REFRACTORY BRICKS PRODUCTION . Journal of Metallurgy and Materials Engineering , [S. l.], v. 13, n. 1, p. 39–46, 2024. Disponível em: https://jmme.nigerianmetsociety.org/index.php/home/article/view/36.. Acesso em: 18 oct. 2024.