Mohammed, Idris Bello, Martine Okechuku, and Mercy Dinke Okindele. “ENVIRONMENTAL IMPACT OF SAND HARVESTING IN NIGER STATE, NIGERIA”. African Journal of Emerging Issues 4, no. 1 (January 12, 2022): 18–26. Accessed June 23, 2025. https://ajoeijournals.org/sys/index.php/ajoei/article/view/250.