https://tube.switch.ch/videos/86dfc7ac
<iframe width="640" height="360" src="https://tube.switch.ch/embed/86dfc7ac" frameborder="0" allow="fullscreen" allowfullscreen></iframe>
in Bearbeitung…
Published by Werner Betschart, Hochschule Luzern on 08 December 2019
Duration: 0:40
License: All rights reserved
Viewable by everyone.
10 views