| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Frameworks, Philosophies and the Future | 978-90-75254-13-6 (90-75254-13-X) | 2001 | Central Dredging Association |
| Investigation, Interpretation and Impact | 978-90-75254-08-2 (90-75254-08-3) | 1997 | " |