{"id":"000329090","type":"book","title":"The defences of the legionary fortress at Viroconium (Wroxeter) c. A.D. 55-90","pages":"125-131","container-title":"Roman frontier studies 1989. Proceedings of the XVth International Congress of Roman Frontier Studies, [Canterbury 2-10 September 1989","author":[{"family":"Webster","given":"G."}]}