GASPARETTO, T.; BARAJAS, A. Economic effects of promotion and relegation in parallel competitions. Economics and Business Letters, [S. l.], v. 11, n. 1, p. 7–15, 2022. DOI: 10.17811/ebl.11.1.2022.7-15. Disponível em: https://reunido.uniovi.es/index.php/EBL/article/view/16591. Acesso em: 21 may. 2024.