- Author: Axt-Gadermann Michaela, Rautenberg Regina
- Language: German
- Year: 2019
- Author: Guiliano Mireille, Schmalz Monika
- Language: German
- Year: 2014
- Author: Friebe Richard
- Language: German
- Year: 2015
- Author: Fromm Erich, Funk Rainer
- Language: German
- Year: 2016
- Author: DeLuca Robyn Stein
- Language: English
- Year: 2017
- Author: Weiner Diane E., Trafzer Clifford E
- Language: English
- Year: 2001
- Author: Bütow-Hauenschild Bettina
- Language: German
- Year: 2017
- Author: Bush Shane S
- Language: English
- Year: 2014
- Author: Bartley Mel
- Language: English
- Year: 2017
- Author: Aggleton Peter, Parker Richard G
- Language: English
- Year: 2012
