@article{vicente_2004, title={Economic efficiency of agricultural production in Brazil}, volume={42}, ISSN={0103-2003}, url={https://doi.org/10.1590/S0103-20032004000200002}, DOI={10.1590/S0103-20032004000200002}, number={2}, journal={Revista de Economia e Sociologia Rural}, publisher={Sociedade Brasileira de Economia e Sociologia Rural (SOBER)}, author={Vicente, José R.}, year={2004}, month={Apr}, pages={201–222} }