{"id":"000256817","type":"book","title":"Roman coastal defences in North Wales, Holyhead Mountain and Caergybi","pages":"58-59","container-title":"Studien zu den Militärgrenzen Roms, 3. 13. Internationaler Limeskongress, Aalen 1983. Vorträge","author":[{"family":"Livens","given":"R.G."}]}