phatpun phiraphong, Chaisakulkiet U. Mechanical Properties of Lightweight Concrete Mixed with Palm Ash Reinforced with Palm Bunch Fibers by Steam Curing Method. RJST [Internet]. 2023 Dec. 31 [cited 2024 May 17];5(3):58-66. Available from: https://ph02.tci-thaijo.org/index.php/RJST/article/view/249284