Thomas A. Carlson (ed.), "Ūrīj" in last modified January 14, 2014, http://syriaca.org/place/1800
    
        
            
                
                    Ūrīj
                    
                    
                        Bohtān district
                        Seert region
                    
          
                    http://syriaca.org/place/1800
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        85, 90, 97