@misc{_Czersk, copyright={Rights Reserved - Restricted Access}, howpublished={online}, language={pol}, title={Czersk : excavation notebooks}, type={Text}, keywords={early Middle Ages -- Poland, early medieval settlement -- Poland, early medieval settlements, early medieval strongholds, early medieval cemeteries, material culture of the early Middle Ages, Czersk, Góra Kalwaria commune (Poland)}, }