@misc{Adamiak_Wacław_The_1973,
 author={Adamiak, Wacław},
 volume={29},
 editor={Research Centre for the Protection of Nature of the Polish Academy of Sciences},
 number={5},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Let's protect Our Indigenous Nature},
 address={Warszawa},
 address={Kraków},
 howpublished={online},
 year={1973},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={pol},
 title={The black stork, Ciconia nigra, in the district of Jarocin},
 type={Text},
 URL={http://rcin.org.pl./Content/80706/PDF/KR038_99267_r1973-t29-no5_ChPO-Adamiak-68-70.pdf},
 keywords={black stork, Ciconia nigra},
}