de las Heras Camino, A. (2012) “Is possible to stablish the Swedish nocional defined contribution accounts in order to define the Spanish retirement pensions? Effects on the initial amount of retirement pension based on Notional Defined Contribution Accounts”, Revista de Trabajo y Seguridad Social. CEF, (355), pp. 5–48. doi: 10.51302/rtss.2012.3449.