Alvarenga, M.I.N. and Lopes, A.S. (2014) “Effect of potassium fertilization on the cation equilibrium of a Dystrophic Dusky Red Latosol, under ‘cerrado’ vegetation”, Pesquisa Agropecuaria Brasileira, 23(4), pp. 347–355. doi:10.1590/S1678-3921.pab1988.v23.13856.