History of Postage and Postage Stamps in Iran. Journal of Studies in History and Archeology, [S. l.], n. ملحق 93, p. 307–334, 2024. Disponível em: https://jcoart.uobaghdad.edu.iq/index.php/2075-3047/article/view/1074. Acesso em: 3 apr. 2025.