Afonso, A. L. G., F. R. Cabral Filho, C. L. L. de Andrade, and E. C. da Silva. “Economic Analysis of Corn Second Crop in Response to Doses and Sources of Nitrogen”. Brazilian Journal of Science, vol. 2, no. 2, Feb. 2023, pp. 12-23, doi:10.14295/bjs.v2i2.259.