Harahap, Ahmad Hamas Sorimatua, Sumargo, and Nursyafril. 2021. “Increased Durability of Concrete Against High Temperatures Due to Fire With Ground Granulated Blast Furnace Slag”. Potensi: Jurnal Sipil Politeknik 23 (1), 11-15. https://doi.org/10.35313/potensi.v23i1.2546.