Sutiyo, Heri, Nursyamsi Nursyamsi, Johannes Tarigan, Ricky Bakara, and Muthma Innah Nasution. 2025. “Kajian Studi Eksperimental Kompratif Beton HSC Dengan Penambahan Serat Baja Dan Abu Cangkang Sawit”. Jurnal Pendidikan Indonesia 6 (12):5428-41. https://doi.org/10.59141/japendi.v6i12.9039.