{"id":"002007456","type":"article","title":"Change in the Glass Jewellery Production during the 13th-Century Revolution in Central Europe. A Case Study of a Unique Glass Annular Brooch","publisher":"Verlag des Römisch-Germanischen Zentralmuseums","publisher-place":"Mainz","pages":"133-143","container-title":"Archäologisches Korrespondenzblatt, Fasc.1, 50 (2020), 0342-734X","author":[{"family":"Sawicki","given":"Jakub"},{"family":"Siemianowska","given":"Sylwia"}],"issued":{"raw":"2020"}}