ZAINAL, S. H.; ALI, S. Effect of Fly Ash And HDPE On Concrete Strength. Politeknik & Kolej Komuniti Journal of Engineering and Technology, Putrajaya, Malaysia, v. 3, n. 1, p. 81–89, 2018. Disponível em: https://app.mypolycc.edu.my/journal/index.php/PMJET/article/view/522. Acesso em: 22 nov. 2024.