- Author: Sylvia Kritzinger, Wolfgang C. Müller, Klaus Schönbach
- Language: German
- Year: 2014
- Author: Sylvia Kritzinger, Michael S. Lewis-Beck, Richard Nadeau, Eva Zeglovits
- Language: English
- Year: 2013
- Author: Raj S. Chari, Sylvia Kritzinger
- Language: English
- Year: 2006
- Author: Sylvia Kritzinger, Carolina Plescia, Kolja Raube, James Wilhelm, Jan Wouters
- Language: English
- Year: 2020