| signature | titel | year | Artist | event | |
|---|---|---|---|---|---|
| zotero2-2486551.VKDXSE7P | Sichtbar, Unsichtbar | 2015-04-11 | |||
| zotero2-2486551.CSXN7NDN | How to perform | 2018-04-17 |
Ritz, Reto
|