{"id":"001028863","type":"book","title":"Settlement pattern during the Neolithic and Copper Age in the Struma Valley (Topography, fortification and building techniques)","publisher":"Hedges","publisher-place":"Oxford","pages":"443-446","container-title":"Early symbolic systems for communication in Southeast Europe","author":[{"family":"Čochadžiev","given":"Stefan."}],"issued":{"raw":"2003"}}