Certificate of City of Cologne Environmental Award 2024

Links
- https://www.cicli.uni-bonn.de/en/news/participation-in-the-city-of-cologne-environmental-award-2024-1/urkunde-stadt-koln-1.jpg/image_view_fullscreen
- https://www.cicli.uni-bonn.de/en/news/participation-in-the-city-of-cologne-environmental-award-2024-1/urkunde-stadt-koln-1.jpg/@@download/image/Urkunde Stadt Köln(1).jpg