Samsudin MA, shahiron Shahidan, Abdul Manaf AF, Aznan MFF, Mohd Zuki SS, Ramasamy S, et al. Investigation on Polyethylene Terephthalate (PET) Waste Fiber Performances in Concrete Material. rtcebe [Internet]. 2021 Jun. 13 [cited 2026 Aug. 15];2(1):682-90. Available from: https://periodical.uthm.edu.my/index.php/rtcebe/article/view/1284