1. Adamic, L. A., & Glance, N. (2005). The political blogosphere and the 2004 U.S. election: Divided they blog. Paper presented at 2nd Annual Workshop on the Weblogging Ecosystem: Aggregation, Analysis and Dynamics, Chiba, Japan.
http://www.blogpulse.com/papers/2005/AdamicGlanceBlogWWW.pdf
. Accessed 10 May 2005.
2. BarackObama. (2012a). This seat’s taken.
http://OFA.BO/c2gbfi,pic.twitter.com/jgGZTb02
[Tweet].
https://twitter.com/BarackObama/status/241392153148915712
. Accessed 31 Aug 2012.
3. BarackObama. (2012b). Four more years. pic.twitter.com/bAJE6Vom [Tweet].
https://twitter.com/BarackObama/status/266031293945503744
. Accessed 7 Nov 2012.
4. Broersma, M., & Graham, T. (2012). Social media as beat: Tweets as a news source during the 2010 British and Dutch elections. Journalism Practice, 16(3), 403–419. doi:10.1080/17512786.2012.663626.
5. Bruns, A., & Burgess, J. (2011). #ausvotes: How twitter covered the 2010 Australian Federal Election. Communication, Politics & Culture, 44(2), 37–56.