The hidden economy and its most important indicators in the Libyan economy for the period (2000-2021). Economic studies journal, [S. l.], v. 8, n. 1, p. 32–21, 2025. DOI: 10.37375/esj.v8i1.3256. Disponível em: https://journal.su.edu.ly/index.php/esj/article/view/3256. Acesso em: 11 jan. 2026.