- Author: Raffaela Baechler (editor), Guido Seiler (editor)
- Language: English
- Year: 2016
- Author: Raffaela Baechler (editor), Guido Seiler (editor)
- Language: English
- Year: 2016
- Author: Andreas Dufter (editor), Jürg Fleischer (editor), Guido Seiler (editor)
- Language: English
- Year: 2009