Santos Neto, J. V., L. C. Lima, A. F. Cardoso, R. M. Q. Lana, e J. L. R. Torres. “Micronutrients in Soybean Culture in Direct Plantaining Systems in Closed Soils”. Scientific Electronic Archives, vol. 11, nº 5, outubro de 2018, p. 33-39, doi:10.36560/1152018551.