- document
- Woeltgens, P.J.M. (author), Dekker, C. (author), De Wijn, H.W. (author) journal article 1993
- document
- Dekker, C. (author), Eidelloth, W. (author), Koch, R.H. (author) journal article 1993
- document
- Dekker, C. (author), Eidelloth, W. (author), Koch, R.H. (author) journal article 1992