Quaggio, J.A. et al. 1993. Soybean responses to lime and gypsum and ion leachng into the soil profile. Pesquisa Agropecuaria Brasileira. 28, 3 (Mar. 1993), 375–383. DOI:https://doi.org/10.1590/S1678-3921.pab1993.v28.3888.