1. Atton, C. (2002). Alternative media. London: SAGE.
2. Adamic, L., & State, B. (2015). The diffusion of support in an online social movement: Evidence from the adoption of equal-sign profile pictures. In CSCW 15 proceedings of the 18th ACM conference on computer supported cooperative work & social computing (pp. 1741–1750). New York: ACM.
3. Anderson, B., & Fleckenstein, K. (2015). Virtual flag-bearing: Visual ideograph in digital media. http://www.brad-anderson.net/VirtualFlag-Bearing.pdf. Accessed 21 May 2016.
4. Appadurai, A. (1995). Modernity at large: Cultural dimensions of globalization. Minneapolis, MN: University of Minnesota Press.
5. Bell, L. (2013). Trigger warnings: Sex, lies and social justice utopia on Tumblr. Networking Knowledge: Journal of the MeCCSA Postgraduate Network, 6(1). http://ojs.meccsa.org.uk/index.php/netknow/article/view/296.