Rigitano, Renê Luís de O., and Júlio César de Souza. 1994. “Occurrence of Disulfoton Residues in Coffee Leaves Following a Soil Application of the Insecticide”. Pesquisa Agropecuaria Brasileira 29 (6):839-46. https://doi.org/10.1590/S1678-3921.pab1994.v29.4123.