{"id":"001038852","type":"book","title":"Północna i zachodnia granica państwa wielkomorawskiego w świetle badań historycznych","publisher":"Uniwersytet Wrocławski, Centrum Badań Śląskoznawczych i Bohemistycznych","publisher-place":"Wrocław","pages":"9-19","container-title":"Śląsk i Czechy a kultura wielkomorawska. (Silesia and Bohemia, and the culture of Great Moravia","author":[{"family":"Polek","given":"Krzysztof"}],"issued":{"raw":"1997"}}