1. McGrath, J. E. (1993). Time, Interaction and Performance (TIP): A Theory of Groups. Small Group Research. In Baecker, R. M. (Ed.) Readings in Groupware and Computer-Supported Cooperative Work: Assisting Human-Human Collaboration. San Mateo, CA: Kaufmann, pp. 116–129.
2. Short, J., Williams, E. & Christie, B. (1976). The Social Psychology of Telecommunications. London: Wiley.
3. Katz, R. and Tushman, M. (1978). Communication Patterns, Project Performance, and Task Characteristics: An Empirical Evaluation in an R&D Setting. Organizational Behavior and Human Performance. 23: 139–162.
4. Daft, R.L. & Lengel, R. (1986). Organizational Information Requirements, Media Richness, and Structural Design. Management Science. 32: 554–571.
5. Rice, R.E. (1993). Media Appropriateness: Using Social Presence Theory to Compare Traditional and New Organizational Media. Human Communication Research. 19(4): 451–484.