1. Arrow, H., & McGrath, J.E. (1995). Membership dynamics in groups at work: A theoretical framework. In L.L. Cummings & B.M. Staw (Eds.),Research in organizational behavior, Vol. 17 (pp. 373–411). Greenwich, CT: JAI Press.
2. Besag, J.E. (1974). Spatial interaction and the statistical analysis of lattice systems.Journal of the Royal Statistical Society, Series B, 36, 96–127.
3. Besag, J.E., & Clifford, P. (1989). Generalized Monte Carlo significance tests.Biometrika, 76, 633–642.
4. Burt, R.S. (1987). Social contagion and innovation: Cohesion versus structural equivalence.American Journal of Sociology, 92, 205–211.
5. Burt, R.S. (1992).Structural holes: The social structure of competition. Cambridge, MA: Harvard University Press.