Ageing health and pensions in Europe : an economic and social policy perspective /edited
by Lans Bovenberg, Arthur van Soest and Asghar Zaidi. - Palgrave macmillan, 2010
Internet, http://www.tilburguniversity.edu/research/institutes-and-research-groups/center/staff/soest/,
pagede l'auteursur le site de l'université de Tilburg, consultée le 10 déc. 2010