LUBIS, J. Pemeriksaan Kuat Tarik Belah Beton Dengan Persentase Substitusi Fly Ash Yang Berbeda. Engineering and Technology International Journal, [S. l.], v. 6, n. 03, p. 155–160, 2024. DOI: 10.55642/eatij.v6i03.895. Disponível em: https://www.mand-ycmm.org/index.php/eatij/article/view/895. Acesso em: 29 jul. 2026.