{"id":"001617590","type":"article","title":"Development of true orthophotomaps of the fortified settlement at Biskupin, Site 4, based on archival data","publisher-place":"Hoboken (N.J","pages":"333-360","container-title":"Archaeological Prospection, 26 (2019","author":[{"family":"Zawieska","given":"Dorota"}],"issued":{"raw":"2019"}}