Thomas A. Carlson (ed.), "Kherpa" in last modified January 14, 2014, http://syriaca.org/place/1330
    
        
            
                
                    Kherpa
                    Ḥerpā
                    Kherpā
                    A village near ʿAqrā.
                    
                        Sapsāpā district
                        ʿAqrā region
                    
          
                    http://syriaca.org/place/1330
                    
                        The Gorgias Encyclopedic Dictionary of the Syriac Heritage
                        
                        70
                    
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        130, 154, 156, 157, 158, 160