1Valenzuela S, Park N, Kee K. F. Is There Social Cap- ital in a Social Network Site?: Facebook Use and Col- lege Students" Life Satisfaction, Trust, and Participa- tion [ J ]. Journal of Computer- Mediated Communica- tion, 2009, 14(4): 875 - 901.
2Aaron Smith. Civic Engagement in the Digital Age: On- line and offline political engagement[ EB/OL]. (2013- 04- 25 ) [ 2014 - 09- 26 ]. http://www, pewinternet, org/ 2013/04/25/civic-engagement-in-the-digital-age/.
3Gil de Zuniga H, Valenzuela S. The mediating path to a stronger citizenship: Online and offline networks, weak ties, and civic engagement [ J ]. Communication Research, 2011, 38(3) : 397 - 421.
4Martin K, Schmeisser H. The effects of social networ- king websites and youth voter participation[ C] .Washing- ton, D.C. :American Political Science Association, 2008.
5Gibson R, Howard P, Ward S. Social capital, internet connectedness and political participation: A four- country study[ C ] .Montreal : International Political Sci- ence Association,2000.
6Kobayashi T, Ikeda K, Miyata K. Social capital on- line: Collective use of the Internet and reciprocity as lubricants of democracy [ J ]. Information, Communica- tion & Society, 2006, 9(5) :582-611.
7Atkin C, Gantz W. Television News and Political So- cialization[ J ]. Public Opinion Quarterly, 1978, 42 (2) : 183-198.
8Di Gennaro C, Dutton W. The Internet and the Pub- lic: Online and Offline Political Participation in the United Kingdom[ J] .Parliamentary Affairs, 2006, 59 (2) :299-313.