Detection of Fracture Zones for Groundwater Investigation from Interpretation of VLF-EM Anomalies of Kwara State Polytechnic Ilorin and its Environs. GJHSS [Internet]. 2019 Jan. 15 [cited 2026 Mar. 15];19(B1):17-41. Available from: https://www.socialscienceresearch.org/index.php/GJHSS/article/view/2836