Akbar, Mokhamad Rizky, et al. “Rancang Bangun Mesin Screw Extruder Arang Briket Berbahan Baku Batok Kelapa Semi Otomatis”. Jurnal Rekayasa Mesin, vol. 9, no. 02, May 2024, pp. 314-20, doi:10.26740/jrm.v9i02.62604.