Lapunt, Mallika, and Sunksun Lapunt. “Production of Briquette from Coffee Grounds”. YRU Journal of Science and Technology 9, no. 1 (March 29, 2024): 11–19. accessed August 31, 2026. https://li01.tci-thaijo.org/index.php/yru_jst/article/view/259636.