“Studying the Effect of Adding Doekhla Kaolin Clay and Alumina to Iraqi Bauxite on Some Physical and Mechanical and Thermal Properties”. Al-Khwarizmi Engineering Journal 7, no. 1 (March 1, 2019): 95–105. Accessed April 30, 2025. https://www.alkej.uobaghdad.edu.iq/index.php/alkej/article/view/473.