{"id":"001009996","type":"book","title":"The Limites in Britannia","publisher":"Hakkert","publisher-place":"Amsterdam","pages":"497-502","container-title":"Stuttgarter Kolloquium zur historischen Geographie des Altertums. 4, 1990","author":[{"family":"Birley","given":"Eric 1906-1995"}],"issued":{"raw":"1994"}}