@misc{Katz_Viktor_(1880–1940)_Úvahy_1930,
 author={Katz, Viktor (1880–1940)},
 copyright={Public Domain},
 address={V Praze},
 howpublished={online},
 year={1930},
 publisher={nákl. Numismatické společnosti československé},
 language={cze},
 title={Úvahy o chronologii českých denárů na počátku 11. století},
 URL={http://www.rcin.org.pl/iae/Content/31234/PDF/WA308_1847_B7168_UVAHY-O-CHRONOLOGII_I.pdf},
 keywords={11th c. -- Czech Republic, Czech coinage -- beginnings, early medieval Czech coins, early medieval Czech denarii, chronology of Czech coins},
}