Nathan P. Gibson, Vanessa Birkhahn and Hanna Friedel, (eds.), "Yūsuf ibn Ibrāhīm — يوسف بن إبراهيم " 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/2337
   
      
         
            
               Yūsuf ibn Ibrāhīm
               يوسف بن إبراهيم
               Yūsuf ibn Ibrāhīm, `mawlā` of Ibrāhīm ibn al-Mahdī
               https://usaybia.net/person/2337
               
                  A literary history of medicine: the 'Uyūn al-anbā' fī ṭabaqāt al-aṭibbā' of Ibn Abī Uṣaybi'ah
                  
                  8.27