{"id":"002034904","type":"article","title":"Medieval populations of the Mazovian-Rus' frontier in the time of christianisation","publisher":"Verlag des Römisch-Germanischen Zentralmuseums","publisher-place":"Mainz","container-title":"Archäologisches Korrespondenzblatt 50 (2020","author":[{"family":"Buko","given":"Andrzej"},{"family":"Bogdanowicz","given":"Wiesław"}],"issued":{"raw":"2020"}}