Conference paper (2000) - HB Hendriks (author), BH Bulder (author), F Goezinne (author), M.H. Lindo (author), R. Van Den Berg (author), J Boersma (author), JJ Heijdra (author), JTG Pierik (author), G.J.W. van Bussel (author), R van Rooij (author), M Zaaijer (author), W.A.A.M. Bierbooms (author), D.Th Hoed (author), G.J. van Vilder (author)