Moreira, Elwira Daphinn Silva, et al. “Production Efficiency and Agronomic Attributes of Corn in an Integrated Crop-Livestock-Forestry System”. Pesquisa Agropecuaria Brasileira, vol. 53, no. 4, June 2018, pp. 419-26, doi:10.1590/S1678-3921.pab2018.v53.25352.