@article{mueller_1982,  title={Formulação de políticas agrícolas},  volume={2},  ISSN={0101-3157},  url={https://doi.org/10.1590/0101-31571982-1089},  DOI={10.1590/0101-31571982-1089},  number={1},  journal={Brazilian Journal of Political Economy},  publisher={Centro de Economia Política},  author={MUELLER, CHARLES C.},  year={1982},  month={Jan},  pages={83–113} }