Book chapter (2001) - RSR Coehoorn (author), S.R. Cumpson (author), JJM Ruigrok (author), P Hidding (author), F Zijp (author), AHJ Immink (author), H. P. Paul Urbach (author), HP Urbach (author), H. Paul Urbach (author), P. Urbach (author), H.P. Paul Urbach (author), H. Urbach (author), H.P. Urbach (author), Hendrik Paul Paul Urbach (author), P. Paul Urbach (author), Paul Paul Urbach (author), H. P. Urbach (author), H. Paul Paul Urbach (author), Hendrik Paul Urbach (author), HP Paul Urbach (author), H. Paul Urbach (author), Paul Urbach (author)