{"id":"003039565","type":"article","title":"W kwestii początków wczesnego średniowiecza w rejonie niecki jezior bnińskich","publisher":"Wydawnictwo Poznańskiego Towarzystwa Przyjaciół Nauk","publisher-place":"Pozna","pages":"107-114","container-title":"Slavia Antiqua. 62 (2021","author":[{"family":"Machajewski","given":"Henryk"}],"issued":{"raw":"2021"}}