Ogah, V E, B E Ikumbur, and M E Ogboji. 2019. “Application of Induced Polarization and Vertical Electrical Sounding to Locate Coal and Aquifers in Ojoma Akpa, Benue State”. NIGERIAN ANNALS OF PURE AND APPLIED SCIENCES 2 (December):140-49. https://doi.org/10.46912/napas.117.