{"id":"000811253","type":"article","title":"The influence of environmental change on Mesolithic settlement-substence and shell midden formation along the Lower Tagus River, Portugal","publisher":"Oxbow Books","publisher-place":"Oxford","pages":"165-182","container-title":"Shell middens in Atlantic Europe","author":[{"family":"Schriek","given":"Tim van der."}],"issued":{"raw":"2007"}}