@article{coelho junior_rezende_batista_mendonça_lacerda_2013,  title={Use of artificial neural networks for prognosis of charcoal prices in Minas Gerais},  volume={19},  ISSN={0104-7760},  url={https://doi.org/10.1590/S0104-77602013000200012},  DOI={10.1590/S0104-77602013000200012},  number={2},  journal={CERNE},  publisher={UFLA - Universidade Federal de Lavras},  author={Coelho Junior, Luiz Moreira and Rezende, José Luiz Pereira de and Batista, André Luiz França and Mendonça, Adriano Ribeiro de and Lacerda, Wilian Soares},  year={2013},  month={Apr},  pages={281–288} }