ELECTRICAL CHARACTERIZATION OF THE SUBSURFACE SOIL USING ELECTRICAL RESISTIVITY TOMOGRAPHY FOR FOUNDATION STUDIES AT AHMADU BELLO UNIVERSITY PHASE II, ZARIA, NIGERIA. FJS. 2023;3(3):109-114. Accessed September 11, 2025. http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/1545