(Q1716972)
Statements
2 references
24 September 2012
24 August 2018
2 references
Jürgen Backhaus (German)
0 references
Identifiers
1 reference
1 reference
1 reference
24 September 2012
24 August 2018
Sitelinks
Wikipedia(1 entry)
- dewiki Jürgen Backhaus