Belay, Lulseged, and Nigus Gabbiye. “INVESTIGATING PERFORMANCE OF VERTICAL CARBONIZING KILN FOR BRIQUETTE PRODUCTION”. Zede: Journal of Ethiopian Engineers and Architects የኢትዮጵያ መሐንዲሶችና አርክቴክቶች መጽሔት 33 (February 8, 2023): 35–44. Accessed April 10, 2026. https://ejol.aau.edu.et/index.php/ZEDE/article/view/6488.