Genú, A. M., & Demattê, J. A. M. (2011). <b>Prediction of soil chemical attributes using optical remote sensing</b&gt; - doi: 10.4025/actasciagron.v33i4.7975. Acta Scientiarum. Agronomy, 33(4), 723-727. https://doi.org/10.4025/actasciagron.v33i4.7975