“COMMERCIAL RELATIONS OF DERIVATIVES BETWEEN OIL-OPEC BRAZIL: A PRELIMINARY APPROACH”.
Revista de Estudos Sociais
22, no. 44 (julho 10, 2020): 39–57. Acessado abril 6, 2025.
https://periodicoscientificos.ufmt.br/ojs/index.php/res/article/view/9809
.