Ribeiro, Pablo Lacerda, et al. “Physico-Hydric Conditions of an Alfisol Cultivated With Soybean under No-Tillage and Conventional Tillage”. Pesquisa Agropecuaria Brasileira, vol. 51, no. 9, Oct. 2016, pp. 1484-91, doi:10.1590/S1678-3921.pab2016.v51.22492.