- document
- Goossens, A. (author), Schoonman, J. (author) journal article 1992
- document
- Schutter, F.D. (author), Vangrunderbeek, J. (author), Luyten, J. (author), Kosacki, I. (author), Landschoot, R.V. (author), Schram, J. (author), Schoonman, J. (author) journal article 1992