Ajayi, O. , Konwea, C.I. and Alimi, J.A. 2021. Groundwater Occurrence and Development in the Daura Area of Katsina State, Extreme Northern Nigeria. International Journal of Geography and Geology. 10, 1 (Aug. 2021), 9–23. DOI:https://doi.org/10.18488/journal.10.2021.101.9.23.