Thomas A. Carlson (ed.), "Adharbayjān" in last modified January 14, 2014, http://syriaca.org/place/2278
    
        
            
                
                    Adharbayjān
                    Aḏārbaigān
                    
          
                    http://syriaca.org/place/2278
                    x
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        302, 311, 347, 348, 350