Shakir, Arwa Ossama, and Haifaa Abd Al-Rasool Ali. “The Effect of Lining Material on the Permeability of Clayey Soil”. Civil Engineering Journal 5, no. 3 (March 19, 2019): 662–678. Accessed September 12, 2025. https://www.civilejournal.org/index.php/cej/article/view/1315.