Goni, I.B., W.M. Edmunds, and F.A. Adeniji. “Estimating Groundwater Recharge for Sustainable Management in the Nigerian Sector of the Chad Basin”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT 4 (October 1, 2004): 78-88. Accessed September 15, 2025. http://azojete.com/index.php/azojete/article/view/326.