- Author: Gabi Förtsch Heinz Meinholz
- Language: German
- Year: 2020
- Author: Regine Grafe
- Language: German
- Year: 2020
- Author: Philine Wehling
- Language: English
- Year: 2020
- Author: Oliver Strank
- Language: German
- Year: 2019
- Author: Marta Chantal Ribeiro Fernando Loureiro Bastos Tore Henriksen
- Language: English
- Year: 2020
- Author: Jing Wu I-Shin Chang
- Language: English
- Year: 2020
- Author: Andreas Stohl Sabine Eckhardt (auth.) A. Stohl (eds.)
- Language: English
- Year: 2004
