{"id":"000528299","type":"article","title":"Numbering systems in the Egyptian department of the Rijksmuseum van Oudheden at Leiden","pages":"7-14","container-title":"Oudheidkundige mededelingen uit het Rijksmuseum van Oudheden te Leiden, 72.1992","author":[{"family":"Raven","given":"M.J."}],"issued":{"raw":"1992"}}