Usman, F., S. M. Dangoggo, A. B. Muhammad, K. J. Umar, I. Shuaibu, A. Hamza, I. Abubakar, and Y. K. Bello. “DISTRIBUTION AND SIGNIFICANCE OF HEAVY METALS IN SOME COALS FROM BENUE TROUGH”. FUDMA JOURNAL OF SCIENCES 2, no. 1 (March 14, 2023): 231 - 237. Accessed April 3, 2025. https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/1303.