Hawa, A., Salaemae, P., Mama, S., Dema, Z., & Prachasaree, W. (2022). Mechanical Properties and Microstructure of Fly Ash based Geopolymer Using Crumb Rubber as Fine Aggregates. Science and Engineering Connect, 45(1), 125–144. retrieved from https://ph04.tci-thaijo.org/index.php/SEC/article/view/10274