1. OECD. New directions in health care policy, Health Care Policy Studies no. 7. Paris: OECD, 1995.
2. Convergence versus social embeddedness. Debating the future direction of health care systems;Saltman;European Journal of Public Health,1997
3. Saltman RB, Figueras J. European Health Care Reform: Analysis of Current Strategies. Copenhagen: World Health Organization, 1997.
4. Comparing cost-sharing in European Union member states: a system-oriented framework;Rovira,1998
5. Wat zou Nederland zijn zonder de huisarts? De positie van huisartsen in relatie tot de aard en kosten van de zorg;Groenewegen,1997