Dada Obele, Joseph, and Chikanele Asuru. “OPTIMIZING GOLD MINING OPERATIONS IN NORTHERN NIGERIA: A STUDY OF GEOLOGICAL, TECHNOLOGICAL, AND REGULATORY FACTORS AFFECTING MINING EFFICIENCY, PRODUCTIVITY, AND STRATEGIES FOR ELIMINATING ILLEGAL MINING ACTIVITIES”. BW Academic Journal (January 9, 2023). Accessed November 5, 2026. https://bwjournal.org/index.php/bsjournal/article/view/4497.