@article{vigevani_hoffmann_1987,  title={Retrato do Brasil},  volume={3},  ISSN={0102-6445},  url={https://doi.org/10.1590/S0102-64451987000100012},  DOI={10.1590/S0102-64451987000100012},  number={3},  journal={Lua Nova: Revista de Cultura e Política},  publisher={CEDEC},  author={Vigevani, Tullo and Hoffmann, Liana},  year={1987},  month={Mar},  pages={56–62} }