Book chapter (2001) - L Gerringa (author), KR Timmermans (author), A Bowie (author), S El Naggar (author), H. Fischer (author), J.J. Kroon (author), PL Croot (author), B van der Wagt (author), P Laan (author), HJW de Baar (author), MJA Rijkenberg (author), M Boye (author), AGJ Buma (author), E Achterberg (author)