{"id":"001176952","type":"book","title":"Chronotypic tension in Bulgarian prehistory: 6500-3500 BC","publisher":"Routledge","pages":"204-222","container-title":"World Archaeology, 25 (1993","author":[{"family":"Bailey","given":"Douglass W. (Douglass Whitfield) 1963-"}],"issued":{"raw":"1993"}}