CHARACTERIZATION OF BARUTEN LOCAL GOVERNMENT AREA OF KWARA STATE (NIGERIA) FIRECLAYS AS SUITABLE REFRACTORY MATERIALS. Nigerian Journal of Technology, [S. l.], v. 37, n. 2, p. 374–386, 2018. DOI: 10.4314/njt.372.1668. Disponível em: https://www.nijotech.com/index.php/nijotech/article/view/1668. Acesso em: 16 apr. 2026.