“Improving the Bearing Capacity of Soil Using Alkali Activated Fly Ash-Based Geopolymer”. University of Thi-Qar Journal for Engineering Sciences 13, no. 1 (December 1, 2023): 76–80. Accessed December 3, 2024. https://jeng.utq.edu.iq/index.php/main/article/view/507.