Thomas A. Carlson (ed.), "Mar Yaʿqob" in last modified December 9, 2016, http://syriaca.org/place/2114
    
        
            
                
                    Mar Yaʿqob
                    Mār Yaʿqōb (West Syrian)
                    Mar Yaqob
                    Mar Ya‘qob
                    Mār Yaqōb (West Syrian)
                    Mār Ya‘qōb (West Syrian)
                    
                    
                        Nisibis
                    
          
                    http://syriaca.org/place/2114
                    
                        David Wilmshurst
                        The Ecclesiastical Organisation of the Church of the East, 1318-1913
                        44