Zulkarnain, F., Al Asri, R., Siregar, Z., & Muthusamy, K. (2025). Analysis of Flexural Strength of Concrete Regarding the Addition of Fly Ash as A Particular Replacement Material for Cement. Jurnal Teknologi, 17(1), 79–88. https://doi.org/10.24853/jurtek.17.1.79-88