GEBEYEHU, D. .; LEO, K. . EFFICIENT PHOSPHORESCENT OLEDS BASED ON VACUUM DEPOSITION TECHNOLOGY. Zede: Journal of Ethiopian Engineers and Architects የኢትዮጵያ መሐንዲሶችና አርክቴክቶች መጽሔት, [S. l.], v. 27, p. 91–96, 2023. Disponível em: https://ejol.aau.edu.et/index.php/ZEDE/article/view/6602. Acesso em: 10 apr. 2026.