- Author: Henk de Berg
- Language: English
- Year: 2014
- Author: Henk de Berg
- Language: English
- Year: 2002
- Author: Henk De Berg, Karine Zbinden
- Language: English
- Year: 2020
- Author: henk-de-berg
- Language: German
- Year: 2000
- Author: [荷]亨克·德·贝格 Henk de Berg
- Language: Chinese
- Year: 2010