Nathan P. Gibson, Vanessa Birkhahn and Hanna Friedel, (eds.), "Abū l-ʿAlāʾ ibn Abī Jaʿfar Aḥmad ibn Ḥassān — أبو العلاء بن أبي جعفر أحمد بن حسان " 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/90
   
      
         
            
               Abū l-ʿAlāʾ ibn Abī Jaʿfar Aḥmad ibn Ḥassān
               أبو العلاء بن أبي جعفر أحمد بن حسان
               Abū l-ʿAlāʾ ibn Abī Jaʿfar Aḥmad ibn Ḥassān, Andalusian physician
               https://usaybia.net/person/90
               
                  physician
               
               
                  A literary history of medicine: the 'Uyūn al-anbā' fī ṭabaqāt al-aṭibbā' of Ibn Abī Uṣaybi'ah
                  
                  13.75