{"id":"000986621","type":"book","title":"Report on the stable isotope analysis of a sample of marble collected from a Black Sea shipwreck","publisher-place":"Sozopol","pages":"121-124","container-title":"Les ports dans la vie de la Thrace ancienne. 7-12 octobre 1991 Sozopol","author":[{"family":"Matthews","given":"Keith"}],"issued":{"raw":"1994"}}