@misc{Pac_Grzegorz_(1982–_)_Czy_2015, author={Pac, Grzegorz (1982– )}, volume={122}, number={1}, editor={Institute of History of the Polish Academy of Sciences}, editor={Polish Historical Society}, copyright={Rights Reserved - Free Access}, address={Warszawa}, journal={Kwartalnik Historyczny}, howpublished={online}, year={2015}, publisher={Wydawnictwo Naukowe "Semper"}, language={pol}, type={Text}, title={Czy królowa Rycheza używała pieczęci?}, URL={http://rcin.org.pl/Content/56709/PDF/WA303_77082_A52-KH-R-122-1_Pac.pdf}, keywords={Rycheza, Queen, consort of Mieszko II, King of Poland, 996-1063, seals (numismatics) - Poland - Middle Ages}, }