Hoshmand Bapir Othman, Ako Burhan Mohammed. Management and Organization of letters and Intelligence Work during the Rule of the Buyids and Seljuks in Iraq and Iran (-334590 AH / 945 -1191 AD) . ZJHS [Internet]. 2024 Dec. 15 [cited 2026 May 13];28(SpC):116-2. Available from: https://zancojournal.su.edu.krd/index.php/JAHS/article/view/1706