
- Author: Janson Hector Carlos
- Language: Spanish
- Year: 2008

- Author: Gerhard Beutler
- Language: German
- Year: 2001

- Author: Chris Henry Perkins
- Language: English
- Year: 2006

- Author: Christopher Henry Perkins
- Language: English
- Year: 2008

- Author: Breen Walter
- Language: English
- Year: 1977

- Author: Aledon J. M.
- Language: Spanish
- Year: 1999

Myntboken 2003
pdf

- Author: по материалам НБ Польши
- Language: Polish

- Author: W. Hahn A. Hahn-Zelleke
- Language: German
- Year: 2007

- Author: Emil Bahrfeldt
- Language: German
- Year: 1882