Hassan G. 

THE EFFORTS of the CALIPHAH UMAR IBN ’ABD AL-’AZIZ (May Allaah Have Mercy on Him) in the PAYMENT of the INFIDEL SUSPICIONS. ISJ [Internet]. 2023 Feb. 27 [cited 2024 Jul. 3];10(3):244-62. Available from: https://jis.tu.edu.iq/index.php/jis/article/view/89