Effect of Water Proof Admixture on Hardened Concrete . Journal of the College of Basic Education, [S. l.], v. 18, n. 73, p. 49–66, 2023. DOI: 10.35950/cbej.v18i73.9622. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/9622.. Acesso em: 20 apr. 2025.