Said Sindi, H. M. “The Emergence of the ‘Atabeka’ and Their Role in the Islamic State of Abbasid Period: Atabek Imad Al-Din Zenki As a Model”. Journal of Tikrit University for Humanities, vol. 30, no. 4, 1, Apr. 2023, pp. 268-90, doi:10.25130/jtuh.30.4.1.2023.15.