@article{martins_2005,  title={Vinte anos de democracia?},  ISSN={0102-6445},  url={https://doi.org/10.1590/S0102-64452005000100003},  DOI={10.1590/S0102-64452005000100003},  number={64},  journal={Lua Nova: Revista de Cultura e Política},  publisher={CEDEC},  author={Martins, Carlos Estevam},  year={2005},  month={Jan},  pages={13–37} }