@article{petrini_rocha_2014,  title={Identification of grain areas replaced by sugarcane and analysis of the relationship with family farming production in the state of Goiás},  volume={34},  ISSN={0100-6916},  url={https://doi.org/10.1590/S0100-69162014000600023},  DOI={10.1590/S0100-69162014000600023},  number={6},  journal={Engenharia Agrícola},  publisher={Associação Brasileira de Engenharia Agrícola},  author={Petrini, Maria A. and Rocha, Jansle V.},  year={2014},  month={Nov},  pages={1296–1306} }