FIORINI, I. V. A.; PEREIRA, C. S.; PEREIRA, H. D.; BALBINOT, L. G.; WIEST, G.; SCHOFFEN, M. E. Efficiency of foliar sulfur supply to soybean in different developmental stages. Tecno-Lógica, v. 25, n. 1, p. 173-184, 5 ene. 2021.