Umoren EB, Ekanem AM, George NJ, Thomas JE. An Integrated AHP–Entropy Weighted GOD model with K-Means Clustering for Groundwater Vulnerability Mapping in Akwa Ibom State, Nigeria. REJOST [Internet]. 2026 Sep. 27 [cited 2026 Oct. 5];6(9):1-32. Available from: https://rejost.com.ng/index.php/home/article/view/346