Thomas A. Carlson (ed.), "Mesopotamia" in last modified January 14, 2014, http://syriaca.org/place/124
    
        
            
                
                    Mesopotamia
                    A province of the Roman Empire centered around Amida.
          
                        
                        
                    
                    http://syriaca.org/place/124
                    http://pleiades.stoa.org/places/981534
                    http://en.wikipedia.org/wiki/Mesopotamia_(Roman_province)
                    
                                            http://www.csc.org.il/db/browse.aspx?db=SB&sL=M&sK=Mesopotamia&sT=keywords
                                        
                    
                        The Gorgias Encyclopedic Dictionary of the Syriac Heritage
                        
                        Map I B1
                    
                    
                        The Comprehensive Bibliography on Syriac Christianity
                        
                        Mesopotamia