توفيق عباس عبد عون (2024) “Free trade zones and their economic effects”, Iraqi Journal for Administrative Sciences. كربلاء، جمهورية العراق, 4(16), pp. 157–173. Available at: https://journals.uokerbala.edu.iq/index.php/ijas/article/view/1680 (Accessed: 9 April 2025).