Syarif M, Tjaronge MW. A Comparison of Organic Cement Made from Recycled Waste Material and Portland Cement. Eng. Technol. Appl. Sci. Res. [Internet]. 2021 Aug. 21 [cited 2024 Jul. 18];11(4):7442-5. Available from: https://etasr.com/index.php/ETASR/article/view/4323