@misc{Profus_Piotr_Changes_1994,
 author={Profus, Piotr},
 volume={50},
 number={1},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Let's protect Our Indigenous Nature},
 howpublished={online},
 year={1994},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 type={Text},
 title={Changes in the breeding population of the White Stork in Europe and its endangerment},
 URL={http://rcin.org.pl/Content/113189/PDF/KR038_105358_r1994-t50-no1_ChPO-Profus-5-16.pdf},
 keywords={white stork, Ciconia ciconia},
}