Nathan P. Gibson, Vanessa Birkhahn and Hanna Friedel, (eds.), "al-Muẓaffar, ʿAbd al-Malik ibn Abī ʿĀmir — المظفر عبد الملك بن أبي عامر " in Communities of Knowledge: Interreligious Networks of Scholars in Ibn Abi Usaybiʿa’s History of the Physicians last modified June 23, 2021, https://usaybia.net/person/1718
   
      
         
            
               al-Muẓaffar, ʿAbd al-Malik ibn Abī ʿĀmir
               المظفر عبد الملك بن أبي عامر
               al-Muẓaffar, ʿAbd al-Malik ibn Abī ʿĀmir, chamberlain of al-Ḥakam ⅠⅠ and `de facto` ruler of al-Andalus in 392–399/1002– 1008
               https://usaybia.net/person/1718
               
                  chamberlain
               
               
                  ruler
               
               
                  A literary history of medicine: the 'Uyūn al-anbā' fī ṭabaqāt al-aṭibbā' of Ibn Abī Uṣaybi'ah
                  
                  13.19.1