Thomas A. Carlson (ed.), "Wasṭān" in last modified June 30, 2014, http://syriaca.org/place/879
    
        
            
                
                    Wasṭān
                    وسطان
                    
                    
                        Attestation of name وسطان in the Muʿjam al-buldān of Yāqūt al-Ḥamawī.
                        
                    
          
                    http://syriaca.org/place/879
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        278, 310, 349
                        
                    
                    
                        Muʿjam al-buldān
                        Yāqūt al-Ḥamawī
                        
                        V:432