DEMELASH ERKU, M. .; S. ANURADHA , J.; YIMAM, A. . Silver recovery from waste x-ray photographic films collected from hospitals in Addis Ababa . Zede Journal of Ethiopian Engineers and Architects, [S. l.], v. 35, p. 1–7, 2023. Disponível em: http://ejol.aau.edu.et/index.php/ZEDE/article/view/6478. Acesso em: 25 nov. 2024.