1. Castronova, E. (2001). Virtual worlds: A first-hand account of market and society on the cyberian frontier. CESifo Working Paper no. 618, 2001. Available at http://papers.ssrn.com.
2. Sacks, H. (1995). Lectures on Conversation: Vol 1 & 2. Oxford: Basil Blackwell.
3. Boden, D. (1995). The Business of Talk: Organizations in Action. London: Blackwell.
4. Knorr-Certina, K. & Bruegger, U. (2003). Global microstructures: The interaction practices of financial markets. American Journal of Sociology, 107(4): 905–950.
5. Hindmarsh, J., Fraser, M., Heath, C., Benford, S., & Greenhalgh, C. (1998). Fragmented interaction: Establishing mutual orientation in virtual environments. In Proceedings of computer supported collaborative work (CSCW) 1998, Seattle, WA., New York: ACM Press, pp. 217–226.