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  • Crumley, Bruce. "Think gas is high? Try Europe." Time. May 28, 2008.,8599,1809900,00.html
  • Filipponio, Frank. "Radical semis by Luigi Colani." Autoblog. January 2, 2007.
  • Patterson, Brett. "Luigi Colani: Translating Nature." BusinessWeek. June 15, 2007.
  • Patton, Phil. "Colani's concepts make concept cars look tame." New York Times. March 4, 2007.
  • "Cummins reveals secrets to great mpg." Cummins.
  • "Future Car: The Extremes." Discovery Channel. February 7, 2007.
  • "Merchants say Spain returning to normal on 5th day of truckers' strike." Associated Press. June 13, 2008.