Book (2008) - Rick Schifferstein (author) , Paul Hekkert (author) , Jan Schoormans (author) , P. Vink (author) , David Keyson (author) , M.H. Sonneveld (author) , R. Van Egmond (author) , C Spence (author) , H Leder (author) , S.U. Boess (author) , H. Kanis (author) , Pieter Desmet (author) , R. Mugge (author)

Book chapter (2008) - Paul Hekkert (author) , H Leder (author)

Journal article (2008) - CC Carbon (author) , L Michael (author) , H Leder (author)