- Author: Walburga Hülk (editor), Gregor Schuhen (editor), Tanja Schwan (editor)
- Language: German
- Year: 2015
- Author: Uta Felten (editor) Tanja Schwan (editor) Giulia Colaizzi (editor) A. Francisco Zurián (editor)
- Language: English
- Year: 2020