SURYANTO, A.; ANTONIUS, .; IRMAWATY, R. Utilizing Recycled Polyethylene Terephthalate Waste in Geopolymer Concrete Applications. Engineering, Technology & Applied Science Research, Greece, v. 15, n. 2, p. 21037–21044, 2025. DOI: 10.48084/etasr.9761. Disponível em: https://etasr.com/index.php/ETASR/article/view/9761. Acesso em: 13 may. 2026.