1. Anderson, J., Newmark, A., Gray, V. & Lowery, D. (2004) Mayflies and Old Bulls: Demographic Volatility and Experience in State Interest Communities. State Politics & Policy Quarterly, 4(2): 140–160.
2. Anheier, H. K. (2004) Civil Society: Measurement, Evaluation, Policy. London Earthscan Publications.
3. Aspinwall, M. & Greenwood, J. (1998) Conceptualising Collective Action in the European Union. In Greenwood, J. and M. Aspinwall (eds) Collective Action in the European Union: Interests and the New Politics of Associability. Routledge, London: 1–30.
4. Balme, R. & Chabanet, D. (2002) Introduction: Action Collective Et Gouvernance De L’Union Européenne. In Balme, R., D. Chabanet and V. Wright (eds) L’Action Collective En Europe/Collective Action in Europe. Paris: Presses de la Fondation nationale des sciences politiques: 21–120.
5. Baumgartner, F. R. & Leech, B. L. (2001) Interest Niches and Policy Bandwagons: Patterns of Interest Group Involvement in National Politics. Journal of Politics, 63(4): 1191–1213.