Prof. Dr. Frank Bertoldi https://www.mnf.uni-bonn.de/medien/frank_bertoldi.jpeg/view https://www.mnf.uni-bonn.de/medien/frank_bertoldi.jpeg/@@images/image-1200-d67049f335c1fa9c3cf8e380f5304f66.jpeg Prof. Dr. Frank Bertoldi frank_bertoldi.jpeg image/jpeg Type image/jpeg Dimension Dimension 311x400 Size File size 32.4 KB Download View full-size image
