@article{fiorio_demattê_nanni_genú_martins_2014,  title={In situ separation of soil types along transects employing Vis-NIR sensors: a new view of soil evaluation},  volume={45},  ISSN={1806-6690},  url={https://doi.org/10.1590/S1806-66902014000300002},  DOI={10.1590/S1806-66902014000300002},  number={3},  journal={Revista Ciência Agronômica},  publisher={Universidade Federal do Ceará},  author={Fiorio, Peterson Ricardo and Demattê, José Alexandre Melo and Nanni, Marcos Rafael and Genú, Aline Marques and Martins, Juliano Araujo},  year={2014},  month={Jul},  pages={433–442} }