@article{afonso_2007,  title={Reforma da previdência: o encontro marcado},  volume={27},  ISSN={0101-3157},  url={https://doi.org/10.1590/S0101-31572007000400011},  DOI={10.1590/S0101-31572007000400011},  number={4},  journal={Brazilian Journal of Political Economy},  publisher={Centro de Economia Política},  author={Afonso, Luís Eduardo},  year={2007},  month={Oct},  pages={684–686} }