C, Akin, and Daniel C. “Lopezite Enhanced Engineering Cementitious Sludge Ash Composite Using Emma Technique”. International Research Journal of Multidisciplinary Technovation 7, no. 3 (April 16, 2025): 77–87. Accessed September 11, 2025. https://asianrepo.org/index.php/irjmt/article/view/143.