3Hersberger JA, Murray AL and Rioux KS. Examining information exchange and virtual communities. An emergent framework[J]. Online Information Review, 2007(31).
4Kavanaugh, A., J.M. Carroll, M.B. Rosson, T.T. Zin and D.D. Reese. Community Networks. Where Offline Communities Meet Online' [J], Journal of Computer-mediated Communication, 2009(10).
5Norris, i. Social Capital and ICTs. Widening or Reinforcing So- cial Network? paper presented at the International Forum on Social Capital for Economic and Social Research Institute, Cabinet Of- rice, Tokyo, 24 - 25 March, 2003.
6Patulny, R. Social Capital and Welfare. Dependency or Division? Examining Bridging Trends by Welfare Regime, 1981 to 2000, Social Policy Research Centre, UNSW. Sydney, URL (consulted March 2009). http.//arrow.unsw.edu.au/vital/access/services/ Download/unsworks. 1960/SOURCE01?view=true.