Salem Sheet Al-Zubaidi, O., and F. Hamza Abbas. “Economic Conditions in Andalusian Cities Founded by Muslims in the Era of the Emirate and the Caliphate (138-422 AH / 755-1031 AD)”. Adab Al-Rafidayn, vol. 52, no. 89.1, Aug. 2022, pp. 415-41, doi:10.33899/radab.2022.175200.