van Hees, M 2011, Liberal Politics and Demographic Decline . in C Bruil, P van Schie & M van de Velde (eds), The Dynamics of Demographic Decline . Elf, Den Haag, pp. 9-19 .
Nehmelman, R 2008, The Separation between Chuch and State. Beware of the Legislator? in F de Beaufort, I Hägg & P van Schie (eds), Separation of Church and State in Europe . European Liberal Forum, Brussels, pp. 81-91 .