Araújo, L.G. de et al. 1998. Variation for rice blast resistance in early somaclonal generations derived from immature panicles. Pesquisa Agropecuaria Brasileira. 33, 8 (Aug. 1998), 1349–1359. DOI:https://doi.org/10.1590/S1678-3921.pab1998.v33.4968.