Nathan P. Gibson, Vanessa Birkhahn and Hanna Friedel, (eds.), "al-Malik al-Muʾayyad Najm al-Dīn Masʿūd — الملك المؤيد نجم الدين مسعود " 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/1478
   
      
         
            
               al-Malik al-Muʾayyad Najm al-Dīn Masʿūd
               الملك المؤيد نجم الدين مسعود بن صلاح الدين
               الملك المؤيد نجم الدين مسعود
               al-Malik al-Muʾayyad Najm al-Dīn Masʿūd, son of al-Malik al-Nāṣir Ṣalāḥ al-Dīn Yūsuf ibn Ayyūb
               https://usaybia.net/person/1478
               
                  A literary history of medicine: the 'Uyūn al-anbā' fī ṭabaqāt al-aṭibbā' of Ibn Abī Uṣaybi'ah
                  
                  15.51.11 no. 3
               
               
                  عيون الأنباء في طبقات الأطباء