{"id":"000868378","type":"article","title":"Megaliths as rock art in Alentejo, southern Portugal","publisher":"Archaeopress","publisher-place":"Oxford","pages":"25-31","container-title":"Monumental questions : prehistoric megaliths, mounds, and enclosures : session C68. Proceedings of the XV world congress, Lisboa 2006","author":[{"family":"Calado","given":"Manuel João Maio."}],"issued":{"raw":"2010"}}