Khelllou A, Abdelouahed K, Abdelatif H, Khadija M, Hind S. Study of the Mechanical Properties of Gypsum Tuff –Dunes Sand Mixture for use in Saharan Road Construction. IJIE. 2021;13(4):254-262. Accessed April 8, 2026. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/5789