{"id":"000994553","type":"book","title":"A continuing belief system? Irish passage grave art and the cup and ring engravings of the British Isles and Eire","publisher":"Novus Forlag","publisher-place":"Oslo","pages":"396-406","container-title":"Perceiving rock art. Social and political perspectives. ACRA: The Alta Conference of Rock Art","author":[{"family":"Jackson","given":"P. J."}],"issued":{"raw":"1995"}}