Rob Krier
Günter Buchstab
Andrew S. McFarland
Chin-Yung Wen
Milward, Alan S.
Clay Clemens
Unknown Author
Karl-Friedrich Gansäuer
Hansjürgen Müller-Beck
Rodney A. Gayer
Alexander Refflinghaus
Rupert Seuthe
Organisation for Economic Co-operation and Development. Group on Energy and Environment.
Gerald Manners
National Academy of Sciences U.S.
Tobias Witschke
Ernst Benda