@misc{Godzik_Barbara_(1953–_)_History_2015,
 author={Godzik, Barbara (1953– ) and Woch, Marcin W.},
 editor={Godzik, Barbara (1953- ). Redaktor},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 howpublished={online},
 year={2015},
 publisher={W. Szafer Institute of Botany, Polish Academy of Sciences},
 language={eng},
 title={History of mining in the Olkusz region},
 type={Text},
 URL={http://www.rcin.org.pl/Content/213988/PDF/KR171_249796_Natural-historical-values_Godzik-History-mining.pdf},
}