Sales, Luiz Carlos de Oliveira, et al. “Drying of Soybean Seeds in a Radial Air Flow Dryer. I. Physical Monitoring”. Pesquisa Agropecuaria Brasileira, vol. 34, no. 11, Nov. 1999, pp. 2097-08, doi:10.1590/S1678-3921.pab1999.v34.5546.