- Author: Helmut Neuhaus
- Language: German
- Year: 2013
- Author: Matthias Berg, Helmut Neuhaus
- Language: German
- Year: 2020
- Author: Klaus Herbers, Helmut Neuhaus
- Language: German
- Year: 2005
- Author: Helmut Neuhaus
- Language: German
- Year: 2003
- Author: Helmut Neuhaus (editor)
- Language: German
- Year: 2009