- Ellison NB, Steinfeld C & Lampe C (2007). 'The benefits of Facebook "friends": Socialcapital and college students' use of online social network sites', Journal of Computer- Mediated Communication.
- Golder, S., Wilkinson, D., & Huberman, B. (2006). Rhythms of social interaction: messagingwithin a massive online network. In C. Steinfield, B.T. Pentland, M. Ackerman, & Contractor (Eds.) Communities and Technologies 2007: Proceedings of the third international conference on communities and technologies (pp. 41-66). London: Springer.
- Golder, S., Wilkinson, D., & Huberman, B. (2006). Rhythms of social interaction: messagingwithin a massive online network. In C. Steinfield, B.T. Pentland, M. Ackerman, & Contractor (Eds.) Communities and Technologies 2007: Proceedings of the third international conference on communities and technologies (pp. 41-66). London: Springer.
- Mayfield, Antony, 2008, What is Social Media, an e-book.
- Tyler, T. (2012). “ Social networking and Globalization”, Mediterranean Journal of Social Sciences, Vol. 4, No. 6, July 2013.
- Zhang, Kaifu&Sarvary, Miklos, (2011, September 1), Social Media Competition: Differentiation with user-Generated Content.