Rahman, Hidayatur, Risal Abu, Mukhnizar Mukhnizar, and Rahmat Koto. “Planning and Design of a Coffee Peeling Machine With a Capacity of 100 Kg/Hour”. MOTIVECTION : Journal of Mechanical, Electrical and Industrial Engineering 6, no. 3 (October 8, 2024): 259-270. Accessed December 24, 2025. http://motivection.imeirs.org/index.php/motivection/article/view/341.