1. M. Alders, 2001 . "Bevolkingsprognose 2000-2050: recente ontwikkelingen in de migratie en veronderstellingen voor de toekomst" (Population projections 2000-2050: Recent developments in international migration and their implication for the future),Maandstatistiek van de bevolking(2001/3): 31 -40 .
2. M. Alders, 2001 . "Allochtenprognose 2000-2050 de toenamevan het aantalniet-westerse allochtonen nader bekeken" (Projections of the foreign-origin population 2000-2050 in the Netherlands),Maandstatistiek van de bevolking(2001/4): 29 -33 .
3. See also "Forecasting the population with a foreign background in the Netherlands,", paper for the joint Eurostat-UNECE work session on demographic projections , Vienna, 21 -23, 2005 . Voorburg: Statistics Netherlands.