MODELING THE TENSILE STRENGTH OF CONCRETE WITH POLYETHYLENE TEREPHTHALATE (PET) WASTE AS REPLACEMENT FOR FINE AGGREGATE USING ARTIFICIAL NEURAL NETWORK. JESR [Internet]. 2023 Feb. 9 [cited 2025 Sep. 13];28(4):25-33. Available from: https://jesr.ub.ro/journal/article/view/347