user22, user2, AND 		Ibrahim Al-Hashmawi, Rashid.
" Factors contributing to the appearnce of historical editional writing in the Abbasid period (historical and analytical study)" <em>Journal of Tikrit university for humanities - مجلة جامعة تكريت للعلوم الانسانية</em> [Online], Volume 24 Number 9 (31 March 2019)