- document
- Kuiper, C. (author), Doorn, N. (author) report 2005
- document
- Kuiper, C. (author) report 2001
- document
- Kuiper, C. (author), Klein Breteler, M. (author) report 2001
- document
- Kuiper, C. (author) report 2000
- document
- Kuiper, C. (author) report 2000
- document
- Kuiper, C. (author) report 2000