Oliveira, Maurílio Fernandes de, et al. “Effect of Corn Plant Residue and Mixture of Atrazine Plus Metolachlor on the Weeds Control in No-till Corn System”. Pesquisa Agropecuaria Brasileira, vol. 36, no. 1, Jan. 2001, pp. 37-41, doi:10.1590/S1678-3921.pab2001.v36.6106.