Womuru, E. N. GROUNDWATER VULNERALITY ASSESSMENT USING ELECTRICAL RESISTIVITY METHOD IN PARTS OF OBIO/AKPOR LOCAL GOVERNMENT AREA, RIVERS STATE. bwjournal [Internet]. 2021 Nov. 11 [cited 2026 Aug. 19];. Available from: https://bwjournal.org/index.php/bsjournal/article/view/108