Ghobadian, Rasool, Hamed Shekari, and Parisa Koochak. “Model Test and Numerical Investigation of the Effect of the Impervious layer’s Slope on Seepage Characteristics under Hydraulic Structures”. Water SA 45, no. 1 January (January 31, 2019). Accessed December 22, 2024. https://watersa.net/article/view/6692.