Kundiri, A., I. Audu, and A. Kundiri. “Comparison of Different Methods for Determining Saturated Hydraulic Conductivity”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, Vol. 4, Oct. 2004, pp. 16-22, https://azojete.com.ng/index.php/azojete/article/view/314.