Adedokun, I. O., and D. U. Etim. “Classification of Shallow Subsurface Heterogeneity, Using 2-D Wenner Array and Induced Polarization Methods, in Parts of Southern Ijaw, Bayelsa State, Nigeria”. Nigerian Journal of Physics, vol. 33, no. 3, Dec. 2024, pp. 100-11, doi:10.62292/njp.v33i3.2024.296.