{"id":"000987592","type":"book","title":"Restoration work in Knowth, Boyne Valley","publisher":"Council of Europe Press","publisher-place":"Strasbourg","pages":"21-23","container-title":"Archaeological sites in Europe: conservation, maintenance and enhancement. European Colloquy, org. by the Council of Europe and the Instituto Português do Património Cultural, Conimbriga, Portugal, 18-20 october 1990","author":[{"family":"McMahon","given":"Paul"}],"issued":{"raw":"1992"}}