@misc{Cząstkiewicz_Dawid_Występowanie_2015,
 author={Cząstkiewicz, Dawid and Sereda-Cząstkiewicz, Agnieszka},
 volume={71},
 number={1},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Let's protect Our Indigenous Nature},
 address={Kraków},
 howpublished={online},
 year={2015},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 title={Występowanie sóweczki Glaucidium passerinum na Warmii i Mazurach},
 title={The occurence of the Eurasian pygmy owl Glaucidium passerinum in the regions of Warmia i Masuria},
 type={Text},
 URL={http://www.rcin.org.pl/Content/125658/PDF/KR038_156740_r2015-t71-no1_ChPO-Czastkiewicz-28-34.pdf},
 keywords={Eurasian pygmy owl, Glaucidium passerinum, Warmia (region), Mazury (region)},
}