Nathan P. Gibson, Vanessa Birkhahn and Hanna Friedel, (eds.), "Atsiz ibn Muḥammad ibn Anūshtigīn — أتسز بن محمد بن أنوشتغين " 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/585
   
      
         
            
               Atsiz ibn Muḥammad ibn Anūshtigīn
               أتسز بن محمد بن أنوشتغين
               Atsiz ibn Muḥammad ibn Anūshtigīn, founded dynasty of the Khwārazm-Shāhs (`reg.` 521–551/1127–1172), great-grandfather of ʿAlāʾ al-Dīn Muḥammad
               https://usaybia.net/person/585
               
                  Muslim
               
               
                  A literary history of medicine: the 'Uyūn al-anbā' fī ṭabaqāt al-aṭibbā' of Ibn Abī Uṣaybi'ah
                  
                  11.19.6.2