Chacarolli Júnior, Osvaldo, e Priscila Fortes. 2020. “Growth and Instability of the 1992/93 - 2016/17 Soybean Crops in the Main Producing States of Brazil”. Quaestum 1 (outubro):1-10. https://doi.org/10.22167/2675-441X-20200536.