{"id":"001266610","type":"book","title":"A detailed re-examination of the petrography of the Altar Stone and other non-sarsen sandstones from Stonehenge as a guid eto their provenance","pages":"1-9","container-title":"Wiltshire Archaeological and Natural History Magazine, 99 (2006","author":[{"family":"Ixer","given":"Rob A."}],"issued":{"raw":"2006"}}