“MATERIAL ENGINEERING IN THE FABRICATION OF CHARCOAL BRIQUETTES FROM SAGO TREE WASTE: PHYSICAL CHARACTERISTICS AND COMBUSTION PERFORMANCE EVALUATION”. JET: Journal of Engineering and Technology 1, no. 1 (April 23, 2026): 24–35. Accessed June 10, 2026. https://journal.rabiah.org/index.php/JET/article/view/48.