@misc{_Porcelana_1938,
 copyright={Public Domain},
 address={Kraków ;},
 address={(Poznań)},
 howpublished={online},
 year={1938},
 publisher={[s. l.]},
 publisher={(Druk. "Znicz")},
 language={pol},
 title={Porcelana},
 URL={http://www.rcin.org.pl/iae/Content/5644/PDF/WA308_15812_B2727_PORCELANA_I.pdf},
 keywords={history of porcelain, raw materials for the production of porcelain, porcelain -- production, porcelain -- decorative techniques, porcelain wares},
}