{"id":"001586122","type":"article","title":"The question of ash glasses in the Roman period focusing in finds from Poland","publisher":"Polska Akademia Nauk","publisher-place":"Wrocław","pages":"225-241","container-title":"Pottery and glass in contemporary studies 55 (2017","author":[{"family":"Stawiarska","given":"Teresa."}],"issued":{"raw":"2017"}}