{"id":"001174697","type":"book","title":"Deux deniers rares ou inédits de Richard I, duc de Normandie (942-996)","pages":"123-125","container-title":"Bulletin de la Société Française de Numismatique, 52,6 (1997","author":[{"family":"Merson","given":"R. A."}],"issued":{"raw":"1997"}}