Campos, M.L. et al. 2006. Ionic strength of the equilibrium solution upon arsenic adsorption in Brazilian Oxisols. Pesquisa Agropecuaria Brasileira. 41, 3 (Mar. 2006), 457–460. DOI:https://doi.org/10.1590/S1678-3921.pab2006.v41.7159.