Journal article (2002) - PD Thang (author), E Bruch (author), Frans D. Tichelaar (author), F. Tichelaar (author), F.D. Tichelaar (author), FD Tichelaar (author), Frans Tichelaar (author), F. D. Tichelaar (author), KHJ Buschow (author), FR de Boer (author)