2Masaki I. A Brief History of ITS[M]. Masachusetts Institute of Technology, 1999.
3National Intelligent Transportation Systems Program Plan: A Ten-Year Vision[M]//The Intelligent Transportation Society of America and U. S, Department of Transportation, 2002.
6Japan ITS Hand Book[M]. Supervised by Road Bureau, The Ministry of Land, Infrastructure and Transport, 2001.
7Gore A. The digital earth: Understanding our planet in the 21st century[J]. Photogrammetric Engineering and Remote Sensing, 1999, 65(5): 528.
8Palmisano S. A smarter planet: The next leadership agenda[R]. New York: IBM, 2008.
9Department for Culture, Media and Sport, Department for Business, Innovation and Skills. Digital Britain final report[R]. London: Office of Public Sector Information, 2009.
