Ismail, Syarifah Aminah, and Mohd Idham Mustaffar. “Properties and behavior of silica rock from east coast Malaysia region in crystal glass application”. Thai Geoscience Journal 3, no. 4 (July 15, 2022): 12–19. accessed April 20, 2025. https://ph03.tci-thaijo.org/index.php/TGJ/article/view/1798.