Thomas A. Carlson (ed.), "Rāgūlā d-Ṣālābakkān" in last modified January 14, 2014, http://syriaca.org/place/1646
    
        
            
                
                    Rāgūlā d-Ṣālābakkān
                    Rāgūlā d'Ṣālābakkān
                    
                    
                        Lower Ṭiyārī district
                        Hakkārī region
                    
          
                    http://syriaca.org/place/1646
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        284, 288, 290, 298