MUNIZ JUNIOR, I.; PASSOS, G. G. F. G.; SANTOS, W. D. OBInvest: Brazilian Investment Olympiad — links between investments, finance and Mathematics for High School students. Educação Matemática Debate, Montes Claros, v. 8, n. 15, p. 1–14, 2024. DOI: 10.46551/emd.v8n15a20. Disponível em: https://www.periodicos.unimontes.br/index.php/emd/article/view/7606. Acesso em: 6 mar. 2025.