A. H. Noruzman, M. B. F. Mohd Nawi, M. A. A. Saifuddin, M. Q. Syukor, and M. R. Mohamad Khair, “The Study of Incorporation of Fly Ash and Lightweight Expanded Clay Aggregate (LECA) in Mortar”, MyJIEAS, vol. 1, no. 01, pp. 29–39, Nov. 2021.