1. Bauman, Z. (2007). Liquid times: Living in an age of uncertainty. Polity, Cambridge.
2. Bengtson, V.L. y Putney, N. M. (2006). “Future `conflicts´ across generations and cohorts?”, en Vincent, J.A., Phillipson, C.R.y Downs, M. The futures of old age. Sage, Londres, pp. 20-29.
3. Biggs, S. (2006). “Ageing selves and others: Distinctiveness and uniformity in the struggle for intergenerational solidarity”, en Vincent, J.A., Phillipson, C.R.y Downs, M. The futures of old age. Sage, Londres, pp. 109-116.
4. Boeri, T., Börsch-Supan, A., Brugiavini, A., Disney, R., Kapteyn, A y Peracchi, F. (2001). Pensions: More information, less ideology. Assessing the long-term sustainability of european pension systems: Data requirements, analysis and evaluations. Springer, New York.
5. Bond, J., Dittmann-Kohli, F., Westerhof, G.J y Peace, S. (2007). “Ageing into the future”, en Bond, J., Peace, S., Dittmann-Kohli, F y Westerhof, G. Ageing in society. Sage, Londres, pp. 296-308.