Epiphanio, R.D.V. et al. (2010) “Estimating soybean crop areas using spectral-temporal surfaces derived from MODIS images in Mato Grosso, Brazil”, Pesquisa Agropecuaria Brasileira, 45(1), pp. 72–80. doi:10.1590/S1678-3921.pab2010.v45.3129.