{"id":"003039602","type":"article","title":"Nadgoplański gród szarlej I jego właściciele w średniowieczu","publisher":"Wydawnictwo Poznańskiego Towarzystwa Przyjaciół Nauk","publisher-place":"Pozna","pages":"399-412","container-title":"Slavia Antiqua. 62 (2021","author":[{"family":"Karczewska","given":"Joanna"},{"family":"Karczewski","given":"Dariusz"}],"issued":{"raw":"2021"}}