EFFECT OF SILICA FUME SUBSITITUTION IN CEMENT AND ADDITION OF POLYPROPYLENE FIBER . Jurnal Infrastruktur , [S. l.], v. 9, n. 2, p. 99–105, 2023. DOI: 10.35814/infrastruktur.v9i2.5206. Disponível em: https://journal.univpancasila.ac.id/index.php/infrastruktur/article/view/5206. Acesso em: 5 oct. 2026.