7Rodrigo Aeuna R. Augusto Iglesias P. , " Chile' s Pension Reform after 20 Years", World Bank Social Protection Discussion Papers, No. 0129,December 2001.
8Rodrigo Acuna R. Augusto Iglesias P. , " Chile's Pension Reform after 20 Years", World Bank Social Protection Discussion Papers,No. 0129, December 2001.
9Superintendency of Pension Fund Aministrators, The Chilean Pension System (Fourth Edition) , 2003, p. 31.
10Superintendency of Pension Fund Aministrators, The Chilean Pension System (Fourth Edition) , 2003, p. 35.