Moraes, J. F. V. and Dynia, J. F. (1998) “Fertilization, liming, nutrient availability, and rice and bean yield in a levelled soil”, Pesquisa Agropecuaria Brasileira, 33(9), pp. 1443–1449. doi: 10.1590/S1678-3921.pab1998.v33.4979.