Boudia, Amel, and Abdelmadjid Berga. “Effect of Grain Size and Distribution on Mechanical Behavior of Dune Sand”. Civil Engineering Journal 7, no. 8 (August 1, 2021): 1355–1377. Accessed June 25, 2025. https://www.civilejournal.org/index.php/cej/article/view/2826.