{"id":"001183905","type":"book","title":"Badania nad początkami państwa polskiego. Próba bilansu. Forschungen nach der Entstehung des polnischen Staates. Versuch einer Bilanz","publisher-place":"Pozna","pages":"25-38","container-title":"Slavia Antiqua, 38 (1997","author":[{"family":"Kurnatowska","given":"Zofia"}],"issued":{"raw":"1997"}}