EVALUATION AND CHARACTERIZATION OF GAKEM AND ABOUCHICHE CLAY SAMPLES IN BEKWARRA LGA OF CROSS RIVER STATE FOR USE AS REFRACTORY MATERIALS. Nigerian Journal of Technology, [S. l.], v. 36, n. 3, p. 844–848, 2017. DOI: 10.4314/njt.363.1400. Disponível em: https://nijotech.com/index.php/nijotech/article/view/1400. Acesso em: 16 apr. 2026.