@misc{Buko_Andrzej_(1947–_)_Ośrodki_2012, author={Buko, Andrzej (1947– )}, volume={57}, number={1-2}, copyright={Rights Reserved - Free Access}, address={Warszawa}, journal={Archeologia Polski}, howpublished={online}, year={2012}, publisher={Instytut Archeologii i Etnologii PAN}, language={pol}, type={Text}, title={Ośrodki centralne a problem najstarszego patrymonium dynastii Piastów}, URL={http://www.rcin.org.pl/iae/Content/49565/PDF/WA308_P321_67305_Osrodki-centralne_I.pdf}, keywords={Early Middle Ages, Great Poland, Piast patrimony, central places, Giecz (Poland), Kalisz (Poland), emergence of the Polish state}, }