1. Abdulrazzaq, Z. T., Agbasi, O. E., Aziz, N. A., & Etuk, S. E. (2020). Identification of potential groundwater locations using geophysical data and fuzzy gamma operator model in Imo, Southeastern Nigeria. Applied Water Science, 10, 188.
2. Adegoke, O. S., Ogbe, F. G. A., & Jan Du Chene, R. E. (1976). Excursion to the Ewekoro quarry(Paleocene-Eocene). Geology Guide Nigerian Cretaceous-Recent Loc, 1, 1–17.
3. Adiat, K. A. N., Nawawi, M. N. M., & Abdullah, K. (2012). Assessing the accuracy Of GIS- based elementary multi-criteria decision analysis as spatial prediction tool: a case of predicting potential zones of sustainable groundwater resources. Journal of Hydrology, 440–441, 75–89.
4. Agbasi, O. E., Aziz, N. A., Abdulrazzaq, Z. T., & Etuk, S. E. (2019). Integrated geophysical data and GIS technique to forecast the potential groundwater locations in part of South Eastern Nigeria. Iraqi Journal of Science, 60(5), 1013–1022.
5. Al-Hadithi, M., Singhal, D. C., & Israel, M. (2003). Evaluation ofgroundwater resources potentialinRatman-PathriRao Watershed Haridwar District,Uttaranchal,India,using geoelectrical,remotesensing and GIStechniques. In V. P. Singh & R. N. Yadava (Eds.), Groundwater pollution. New Delhi: Allied Publishers.