@misc{_Contents_1997, volume={53}, number={4}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Kraków}, journal={Let's protect Our Indigenous Nature}, howpublished={online}, year={1997}, publisher={Institute of Nature Conservation of the Polish Academy of Sciences}, language={eng}, type={Text}, title={Contents}, URL={http://rcin.org.pl./Content/155893/PDF/KR038_186719_r1997-t53-no4_ChPO-Contens-128.pdf}, }