Thomas A. Carlson (ed.), "Atel" in last modified January 14, 2014, http://syriaca.org/place/801
    
        
            
                
                    Atel
                    Ātel
                    
          
                    http://syriaca.org/place/801
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        82, 85-86, 91, 114