@misc{Bender_Georg_(1848-1924)_Heimat,
 author={Bender, Georg (1848-1924)},
 address={Breslau},
 howpublished={online},
 publisher={Verlag Ferdinand Hirt},
 language={ger},
 type={tekst},
 title={Heimat und Volkstum der Familie Koppernigk (Coppernicus)},
 keywords={Śląsk (region), Kopernik, Mikołaj (1473-1543), Kopernik, Mikołaj (1473-1543) - rodzina},
}