Portrait2 Peter Kietzmann https://inet.haw-hamburg.de/images/kietzmann.png/view https://inet.haw-hamburg.de/images/kietzmann.png/@@images/image-1200-f30b2055ea42091c59cdabecae7a14c5.png Portrait2 Peter Kietzmann kietzmann.png image/png Type image/png Dimension Dimension 667x667 Size File size 635.8 KB Download View full-size image
