The Petrographic Composition of Coal in the Gongola and Yola Arms, Upper Benue Trough Nigeria and a Consideration of the Paleodepositional Environment. Journal of Pure and Applied Sciences (Science Forum), [S. l.], v. 23, n. 1, p. 133 – 153, 2025. Disponível em: https://atbuscienceforum.com.ng/index.php/jpas/article/view/78. Acesso em: 25 oct. 2025.