{"id":"000273477","type":"book","title":"From the Etruscan ports of Graviscae and Martanum. Elements for a new methodology in the field of maritime archaeological research","pages":"93-104","container-title":"Harbour archaeology. Proceedings of the First International Workshop on Ancient Mediterranean Harbours, Caesarea Maritima 24.-28.6.83","author":[{"family":"Frau","given":"B."}]}