Mansaray, Fatima, Jonathan Kpaka, and Musa Kamara. “EVALUATION OF HAND-DUG WELL SUITABILITY FOR DRINKING AND AGRICULTURAL PURPOSES IN BLAMA, SMALL-BO CHIEFDOM, EASTERN, SIERRA LEONE”. Academic Journal of Science, Engineering and Technology 9, no. 1 (January 30, 2024): 1–12. Accessed October 12, 2025. https://topjournals.org/index.php/AJSET/article/view/867.