Thomas A. Carlson (ed.), "Tella" in last modified January 14, 2014, http://syriaca.org/place/1889
    
        
            
                
                    Tella
                    Tellā
                    
                    
                        Shemkān district
                        ʿAmādīyā region
                    
          
                    http://syriaca.org/place/1889
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        126, 131, 133, 140, 146-147, 156, 157, 220, 257, 265, 268