Journal article (2007) - W.J.F. Simons (author), A Soquet (author), W. Spakman (author), B.A.C. Ambrosius (author), SJ Matheussen (author), C. Vigny (author), S. Haji Abu (author), C. Promthong (author), C. Subarya (author), D. Sarsito (author), P Morgan (author)