@misc{_Olkusz,
 address={[Berlin]},
 howpublished={online},
 publisher={Kartographische Abtheilung d. Königl. Preuss. Landes-Aufnahme},
 language={ger},
 title={Olkusz},
 title={E40 Olkusz},
 type={mapa},
 keywords={Olkusz - okolice},
}