Efy Zeniou

<strong>Quelle:</strong> Hans-G. Unrau for <a rel="nofollow" class="external text" href="https://www.flickr.com/people/151277506@N08">TEDx UniHalle</a> - <a rel="nofollow" class="external text" href="https://www.flickr.com/photos/151277506@N08/34660270840/">The speakers of session 3</a>