@article{nicol_1985,  title={Um esclarecimento a Hoffmann},  volume={5},  ISSN={0101-3157},  url={https://doi.org/10.1590/0101-31571985-2118},  DOI={10.1590/0101-31571985-2118},  number={2},  journal={Brazilian Journal of Political Economy},  publisher={Centro de Economia Política},  author={NICOL, ROBERT},  year={1985},  month={Apr},  pages={272–275} }