Thomas A. Carlson (ed.), "Goyan" in last modified January 14, 2014, http://syriaca.org/place/749
    
        
            
                
                    Goyan
                    Gōgāye
                    Sindi
                    
                    
                        Gāzartā region
                    
          
                    http://syriaca.org/place/749
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        108, 110, 111, 121-122, 123, 254