{"id":"001423311","type":"article","title":"The Roman harbours of Velsen and Voorburg-Aretsburg (NL)","publisher":"Rheinische Friedrich-Wilhelms-Universität","publisher-place":"Bonn","pages":"209-228","container-title":"Der Rhein als europäische Verkehrsachse","author":[{"family":"Driessen","given":"Mark"}],"issued":{"raw":"2014"}}