@misc{Zając_Tadeusz_The_1992,
 author={Zając, Tadeusz},
 volume={48},
 number={1},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Let's protect Our Indigenous Nature},
 howpublished={online},
 year={1992},
 publisher={Research Centre for the Protection of Nature and Natural Resources of the Polish Academy of Sciences},
 language={pol},
 type={Text},
 title={The birds of the Beskid Sądecki mountain range},
 URL={http://www.rcin.org.pl/Content/87771/PDF/KR038_102865_r1992-t48-no1_ChPO-Zajac-27-43.pdf},
 keywords={Beskid Sądecki Mountains},
}