Farahin Kamaruddin, Siti, Azyan Zafyrah Mohd Zahid, Lydia Seitz, and Jalina Kassim. “Determination of Hydraulic Conductivity for Pure Gravel, Pure Sand And Grain Mixtures”. International Journal of Engineering & Technology 7, no. 3.14 (July 25, 2018): 428–431. Accessed May 2, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/18833.