Journal article (2008) - NH van Schijndel (author), J. Bensa (author), B Kovesi (author), J Lindblom (author), D Massaloux (author), O.A. Niamut (author), F. Norden (author), JH Plasberg (author), R Vafin (author), Steven van de Par (author), D Virette (author), O Wubbolt (author), Mads Græsbøll Christensen (author), C. Colomes (author), B. Edler (author), R. Heusdens (author), J Jensen (author), SH Jensen (author), WB Kleijn (author), V Kot (author)