Pengaruh Tambahan Nano Fly Ash terhadap Kuat Tekan dan Modulus Elastisitas Beton. Borneo Engineering: Jurnal Teknik Sipil, [S. l.], v. 9, n. 1, p. 40–52, 2025. DOI: 10.35334/be.v9i1.5. Disponível em: https://jurnal.ubt.ac.id/index.php/bejts/article/view/5. Acesso em: 21 sep. 2026.