DELINEATION OF GROUNDWATER POTENTIAL ZONES USING VERTICAL ELECTRICAL SOUNDING (VES) IN ROCK FORMATION SETTINGS IN GOMBE. FJS [Internet]. 2025 Apr. 30 [cited 2025 Sep. 12];9(4):137-44. Available from: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/3563