A. A. . Salman and S. J. . Mohammed, “Public State Services for Merchants in the Islamic East in the Book Masalik al-Ibsar fi Mamlik al-Amsar by Ibn Fadl Allah al-Amri, who Died 749 AH / 1349 AD”, JoE, vol. 3, no. 8, pp. 10732 –, Jan. 2025.