@misc{Wilczek_Zbigniew_Proposed_2003,
 author={Wilczek, Zbigniew and Sierka, Edyta and Płaszczyk-Wilczek, Barbara},
 volume={59},
 number={4},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Let's protect Our Indigenous Nature},
 address={Kraków},
 howpublished={online},
 year={2003},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 title={Proposed nature reserves of the Silesian Foreland},
 type={Text},
 URL={http://www.rcin.org.pl/Content/107550/PDF/KR038_111054_r2003-t59-no4_ChPO-Wilczek-61-66.pdf},
 keywords={Pogórze Śląskie},
}