توفيق عباس عبد عون. Free trade zones and their economic effects. Iraqi Journal for Administrative Sciences, كربلاء، جمهورية العراق, v. 4, n. 16, p. 157–173, 2024. Disponível em: https://journals.uokerbala.edu.iq/index.php/ijas/article/view/1680. Acesso em: 9 apr. 2025.