It was fun playing around with Zotero for the first time and I can see why you are obsessed with it! I used the keywords “Representative Democracy, Social Media, and Twitter in Politics” to obtain these results. I found five sources that I believe will be useful, but have yet to go through each of them.

Bibliography

Alonso, Sonia, John Keane, and Wolfgang Merkel. 2011. The Future of Representative Democracy. Cambridge University Press. https://books.google.com/books?id=9iWxeJ9knnwC&printsec=frontcover&source=gbs_atb#v=onepage&q&f=false.

“Analysis of Political Discourse on Twitter 2016 Election.” n.d. Accessed February 12, 2018. https://ac.els-cdn.com/S0740624X17301910/1-s2.0-S0740624X17301910-main.pdf?_tid=84cd4cca-1010-11e8-9614-00000aacb35e&acdnat=1518452557_88d5af7f3ab0a0ffafdb70fb59822b08.

“Liberation Technology.” n.d. Accessed February 12, 2018. https://www.journalofdemocracy.org/sites/default/files/Diamond-21-3.pdf.

Loader, Brian D., and Dan Mercea. 2012. Social Media and Democracy: Innovations in Participatory Politics. Routledge. https://www.routledge.com/Social-Media-and-Democracy-Innovations-in-Participatory-Politics/Loader-Mercea/p/book/9780415683708.

Tucker, Joshua A., Yannis Theocharis, Margaret E. Roberts, and Pablo Barberá. 2017. “From Liberation to Turmoil: Social Media And Democracy.” Journal of Democracy 28 (4): 46–59. https://doi.org/10.1353/jod.2017.0064.