Geophysical Appraisal of the Aquifer Geomaterials of Ugep and Environs, Southeastern, Nigeria Using Resistivity Data Journal title: Journal of Geography, Environment and Earth Science International Authors: Inyang Godwin Edet, Opara Alexander Ifeanyichukwu, Ibechu Bridget Odochi, Nwachukwu Helen Gloria, El... Subject(s):