1.		L'avenir des retraites : théorie actuarielle, réalisme démographique et économique / Jean-Jacques Gollier Autor: GOLLIER, Jean-Jacques Data Publicação: 1987
2.		Retirement provision in the countries of the EC. Actuarial methods and assumptions used in the valuation of retirement benefits in EC / Chris Daykin / David Collision Autor: DAYKIN, Chris Data Publicação: 1993
3.		Transactions of the 24th International Congress of Actuaries Montréal, Canada, May 31 to June 5 1992 Data Publicação: 1992