@misc{Tomiałojć_Ludwik_(1939–_)_Falco_1958,
 author={Tomiałojć, Ludwik (1939– )},
 volume={14 nowa seria},
 number={2},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Let's protect Our Indigenous Nature},
 address={Kraków},
 howpublished={online},
 year={1958},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={pol},
 title={Falco gyrfalco in the Olsztyn District},
 type={Text},
 URL={http://rcin.org.pl/iop/Content/115582/PDF/KR038_143004_r1958-t14-no2_ChPO-Tomialojc-40-41.pdf},
 keywords={Gyrfalcon, Falco gyrfalco, Falco rusticolus},
}