Jakob Hayner
Contributing Writer 5
| Title | Format | |
|---|---|---|
 | konkret 07/2015 | Magazine |
 | konkret 12/2015 | Magazine |
 | konkret 01/2016 | Magazine |
 | konkret 02/2016 | Magazine |
 | konkret 01/2017 | Magazine |
| Title | Format | |
|---|---|---|
| konkret 07/2015 | Magazine |
| konkret 12/2015 | Magazine |
| konkret 01/2016 | Magazine |
| konkret 02/2016 | Magazine |
| konkret 01/2017 | Magazine |