Prabhu, Anne Sitarama, and Marta Cristina Filippi. “Degree of Blast Resistance and Grain Yield of Improved Upland Rice Cultivars”. Pesquisa Agropecuaria Brasileira, vol. 36, no. 12, Dec. 2001, pp. 1453-9, doi:10.1590/S1678-3921.pab2001.v36.6279.