Ahmed, H. A., M. Halilu, M.B. Saleh, and A. Hassan. “Stream Sediment Geochemical Survey Around Mildo and Its Environs, Madagali, Northeastern Nigeria”. IJRDO-Journal of Applied Science 3, no. 8 (August 31, 2017): 84-102. Accessed November 24, 2024. https://ijrdo.org/index.php/as/article/view/1344.