SALEH, O.; عمر. Umayyad Caliphs Seals’ Inscriptions and Their Sings. Journal of Education for the Humanities , [S. l.], v. 3, n. 10, p. 53–100, 2025. Disponível em: https://ojs.uomosul.edu.iq/index.php/jeh/article/view/5080. Acesso em: 5 aug. 2025.