- Author: Franke Jürgen, Hafner Christian, Härdle Wolfgang
- Language: English
- Year: 2015
- Author: Borak Szymon, Härdle Wolfgang Karl, López-Cabrera Brenda
- Language: English
- Year: 2013
- Author: Chen Cathy Yi-Hsuan, Härdle Wolfgang, Overbeck Ludger
- Language: English
- Year: 2017
- Author: Härdle Wolfgang, Okhrin Ostap, Okhrin Yarema
- Language: English
- Year: 2017