Gebeyehu, Desta. “Effect of Thermal Annealing on Device Performance of Organic and Solid- State Dye-Sensitized Photovoltaics”. Zede: Journal of Ethiopian Engineers and Architects የኢትዮጵያ መሐንዲሶችና አርክቴክቶች መጽሔት 43 (January 12, 2025): 133–148. Accessed March 9, 2026. https://ejol.aau.edu.et/index.php/ZEDE/article/view/12977.