1Will J. Grant, Brenda Moon, Janie Busby Grant. Digital Dialogue? Australian Politicians' use of the Social Network Tool Twitter[J]. Australian Journal of Political Science, Vol. 45, No. 4, December 2010, pp. 579504,2010.
2Jennifer Golbeck, Justin M. Grimes, and Anthony Rogers .Twitter Use by the U.S.[J].Congress Journal of the American Society for information and technology, 61 (8): 1612-1621,2010.
3Ralph Negrine.The Transformation of Political Communication [M].Basingstoke: Palgrave, pp. 172-201,2008.
4Andrew Chadwick and Christopher May.Interaction between States and Citizens in the Age of the Intemet: "e-Government" in the United States, Britain, and the European Union[J].Governance: An International Journal of Policy, Administration, and Institutions, Vol. 16, No. 2, pp.271-296,2003.
