Schwarzen
![Schwarzen seen from the south](https://upload.wikimedia.org/wikipedia/commons/b/b0/Schwarzen01.jpg)
1
Published: 2012
2
Published: 2013.
3
Published: [2015]
Superior document: Schriftenreihe des Kreismuseums Wewelsburg ; Band 10
4
Published: 2008.
Superior document: Mediologie ; 16
5
Published: [2007]
6
Published: 2013.