{"id":"001249688","type":"book","title":"Uwagi na temat chronologii i interpretacji wczesnośredniowiecznych cmentarzysk mazowieckich. (Remarks on the chronology and interpretation of early mediaeval burial grounds in Masovia.)","pages":"165-200","container-title":"Archeologia Polski, 48,1/2 (2003","author":[{"family":"Piotrowski","given":"Radosław"}],"issued":{"raw":"2003"}}