Leal, J.R. and Velloso, A.C.X. (2014) “Desorption of phosphate in oxisols covered by humid brushland ( savannah). II. The reversibility of the phosphate adsorption isotherm with respect to the pH of the equilibrium solution”, Pesquisa Agropecuaria Brasileira, 8(7), pp. 89–92. doi:10.1590/S1678-3921.pab1973.v8.17413.