Journal article (2008) - E Calais (author), N. d' Oreye (author), A.M. Oyen (author), J Perrot (author), E Saria (author), B Smets (author), DS Stamps (author), C Wauthier (author), J Albaric (author), A Deschamps (author), D Delvaux (author), J Déverchère (author), C Ebinger (author), RW Ferdinand (author), F Kervyn (author), AS Macheyeki (author)