Flávio Dynia, J. and Francisco Valente Moraes, J. (1998) “Liming, micronutrient application, and rice and dry-bean production in a lowland soil”, Pesquisa Agropecuaria Brasileira, 33(6), pp. 831–838. doi: 10.1590/S1678-3921.pab1998.v33.4907.