Chusna, Ifa Aulia, Muhammad Wildan Ilyasa, Rahmat Aditya, Tedy Agung Cahyadi, and Heru Suharyadi. “- Analysis of Waste Utilization of B3 Coal and Powder Limestone As Cement Added Material to Concrete Strength: -”. ReTII (October 27, 2020): 285–290. Accessed April 4, 2025. https://journal.itny.ac.id/index.php/ReTII/article/view/2064.