Filho, Sebastião Martins, et al. “Genetic Control of Soybean Resistance to Race 4 of <i>Cercospora sojina< I>”;. Pesquisa Agropecuaria Brasileira, vol. 37, no. 12, Dec. 2002, pp. 1727-33, doi:10.1590/S1678-3921.pab2002.v37.6524.