- Author: Katja Krüger Hans-Dieter Sill Christine Sikora (auth.)
- Language: German
- Year: 2015
- Author: Friedhelm Padberg Andreas Büchter (auth.)
- Language: German
- Year: 2015
- Author: Berthold Schuppar Hans Humenberger (auth.)
- Language: German
- Year: 2015
- Author: Christiane Benz Andrea Peter-Koop Meike Grüßing (auth.)
- Language: German
- Year: 2015
- Author: Dr. Kirsten Heckmann Prof. Dr. Friedhelm Padberg (auth.)
- Language: German
- Year: 2012
- Author: Kirsten Heckmann Friedhelm Padberg (auth.)
- Language: German
- Year: 2014
- Author: Klaus Hasemann Hedwig Gasteiger (auth.) Friedhelm Padberg (eds.)
- Language: German
- Year: 2014
- Author: Friedhelm Käpnick (auth.)
- Language: German
- Year: 2014
