{"id":"000543495","type":"article","title":"The problem of the transition between the North Balkan eneolithic to the early bronze age in the light of new exploration in the upper Thracian Plain","pages":"5-8","container-title":"Orpheus. Journal of Indo-European and Thracian studies, 3.1993","author":[{"family":"Merpert","given":"N."}],"issued":{"raw":"1993"}}