4Rogers,E.M.Diffusion of Innovations(third edition)[M].New York:The Free Press,1995.
5Wong Poh-Kam,Ho Yuen-Ping.E-Commerce in Singapore:Impetus and Impact of Globalization[M].Singapore:NUS Entrepreneurship Center,National University of Singapore,March 2004.
6APEC Electronic Commerce Business Alliance.APEC Electronic Commerce Steering Group.Assessment Report on Paperless Trading of APEC Economies[R].2005.