Efobo, O., F. C. Ugbe, and I. A. Akpoborie. 2020. “Groundwater Conditions and Hydrogeochemistry of the Sombreiro-Warri Deltaic Plain Deposit (Shallow Benin Formation) in the Vicinity of Agbarho, Nigeria”. Journal of Scientific Research 12 (4):633-43. https://doi.org/10.3329/jsr.v12i4.45187.