Book (2008) - D Lorenz (author), M d'Amato (author), R Lorch (author), T Lutzkendorf (author), J Percy (author), F des Rosiers (author), B Elder (author), F van Genne (author), U Hartenberger (author), S Hill (author), K Jones (author), TJ Kauko (author), P Kimmet (author)

Journal article (2008) - B Elder (author), AH Verdaasdonk (author), RS Thomson (author)