1. Achmea, 2011. Brief van Achmea aan de leden van de Vaste Commissie voor Volksgezondheid, Welzijn en Sport (English translation: Letter from ACHMEA to the Members of the Permanent Commission of Health, Welfare and Sports), September 7, 2011.
2. Bakx, P.L.H., 2015. Financial Incentives in Long Term Care, Dissertation, Erasmus University Rotterdam.
3. Dutch Health Care Authority, 2014. Marktscan Zorgverzekeringsmarkt 2014 (English translation: Marketscan Health Insurance Market 2014).
4. Dutch Health Care Authority, 2015. Marktscan Zorgverzekeringsmarkt 2015 (English translation: Marketscan Health Insurance Market 2015).
5. Dutch Health Care Authority, 2016. Risicoselectie en risicosolidariteit zorgverzekeringsmarkt (English translation: Risk Selection and Risk Solidarity on the Health Insurance Market).