Thomas A. Carlson (ed.), "Qāshāfīr" in last modified December 9, 2016, http://syriaca.org/place/1620
    
        
            
                
                    Qāshāfīr
                    Mār Yaʿqōb
                    Mār Yaqōb
                    Mār Ya‘qōb
                    
                    
                        Dohuk district
                        ʿAmādīyā region
                    
          
                    http://syriaca.org/place/1620
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        11, 108, 109, 131, 132, 133, 141, 143