Sunarno, Yohans, Miswar Tumpu, Carter Kandou, Don R. G. Kabo, Herman Tumengkol, and Parea Rusan Rangan. “Strength and Sustainability in Concrete: The Dual Role of Fly Ash and Accelerators in Reducing Environmental Impacts”. Engineering, Technology & Applied Science Research 15, no. 3 (June 4, 2025): 23260–23267. Accessed May 1, 2026. https://etasr.com/index.php/ETASR/article/view/10451.