HAMAD, Abdel Fattah Rajab. The postal system among Arabs and Muslims during the Middle Islamic era. Al-Mukhtar Journal of Social Sciences, [S. l.], v. 12, n. 1, p. 181–193, 2011. DOI: 10.54172/bze8sb28. Disponível em: https://mdp.omu.edu.ly/journals/index.php/mjssc/article/view/261. Acesso em: 19 nov. 2025.