- Author: Oechsle M., Puchta I., Schaps Klaus-Peter
- Language: German
- Year: 2007
- Author: Engelsing Anja Maria
- Language: German
- Year: 2008
- Author: Gruber Sarah
- Language: German
- Year: 2011
- Author: Göretzlehner Gunther
- Language: German
- Year: 2007
- Author: Fischer Heide
- Language: German
- Year: 2009
- Author: Hengstberger Maria
- Language: German
- Year: 2007
- Author: Steiner Horst
- Language: German
- Year: 2008
- Author: Sohn Christof, Schiesser Monika, Krapfl-Gast Anne-Sybil
- Language: German
- Year: 2001
- Author: Distler Wolfgang, Riehn Axel
- Language: German
- Year: 2012