Journal article (2007) - J Pramana (author), MWM van den Brekel (author), AC Begg (author), MLF van Velthuysen (author), L.F.A. Wessels (author), Lodewyk F. Wessels (author), LFA Wessels (author), Lodewyk Wessels (author), Lodewyk .F.A. Wessels (author), Lodewyk F.A. Wessels (author), DSA Nuyten (author), I Hofland (author), D Atsma (author), N Pimentel (author), FJP Hoebers (author), CRN Rasch (author)