Boonkang, Thitikan, Nalin Pianthong, Tawanchai Pothom, Sukangkana Lee, and Surapong Bangpan. “Using by pozzolan material and domestic abrasive material as composite material in casting process of rice polishing cylinder”. Engineering and Applied Science Research 40, no. 4 (September 20, 2014): 517–526. accessed May 11, 2025. https://ph01.tci-thaijo.org/index.php/easr/article/view/21739.