{"id":"001191724","type":"book","title":"The helm of the kettle-hat type discovered at the motte in Leśno, Brusy commune, Bydgoszcz province","pages":"13-17","container-title":"Fasciculi Archaeologiae Historicae, 10 (1997","author":[{"family":"Głosek","given":"Marian"}],"issued":{"raw":"1997"}}