- Author: Matthias Gillissen
- Language: German
- Year: 2008
- Author: Boris Wandruszka
- Language: German
- Year: 2023
- Author: Thomas Alferi
- Language: German
- Year: 2007
- Author: Achille Starace
- Language: Italian
- Year: 1933
- Author: JAMES REATEGUI
- Language: Spanish
- Year: 2015
- Author: Paul Heggarty
- Language: Spanish
- Year: 2002
- Author: Ferguson R.
- Language: английский
- Year: 2007
- Author: Richard P. Feynman Robert B. Leighton Matthew Sands
- Language: Português
- Year: 2008
- Author: Alberto García Carraffa A. García Carraffa
- Language: Spanish
- Year: 1921