M. D. Guerreiro et al.,  "Scenarios for the Quality of Life in the Europe of the Future", in  Quality of Life and Work in Europe,  Margareta Bak-Wiklund, Tanja van der Lippe, Laura den Dulk & Anneke Doorne-Huiskes, Ed., Houndmills, Basingstoke, Palgrave, 2011, vol. 1, pp. 111-131