Effects of Waste Plastic PET Fibers on The Fresh and Hardened of Normal Concrete. Iraqi Journal of Civil Engineering, [S. l.], v. 15, n. 1, p. 47–58, 2021. DOI: 10.37650/ijce.2021.172855. Disponível em: https://ijce.uoanbar.edu.iq/ijce/article/view/224. Acesso em: 29 jun. 2025.