@misc{Margielewski_Włodzimierz_"Przełom_2002,
 author={Margielewski, Włodzimierz and Łajczak, Adam and Szczęsny, Bronisław},
 volume={58},
 number={2},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Let's protect Our Indigenous Nature},
 address={Kraków},
 howpublished={online},
 year={2002},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 title={"Przełom Osławy pod Duszatynem" - reserve nature natural values and their threats},
 type={Text},
 URL={http://rcin.org.pl/Content/141924/PDF/KR038_147666_r2002-t58-no2_ChPO-Margielewski-39-65.pdf},
}