Journal article (2005) - M Lehmann (author), G Kestemont (author), V Lemaur (author), J Cornil (author), YH Geerts (author), R Gearba (author), DA Ivanov (author), R Gómez Aspe (author), C Buess-Herman (author), MHJ Koch (author), MG Debije (author), J Piris (author), M.P. de Haas (author), J.M. Warman (author), MD Watson (author)