@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}, address={Kraków}, journal={Let's protect Our Indigenous Nature}, howpublished={online}, year={1958}, publisher={Państwowe Wydawnictwo Naukowe}, language={pol}, type={Text}, title={Falco gyrfalco in the Olsztyn District}, URL={http://rcin.org.pl/Content/115582/PDF/KR038_143004_r1958-t14-no2_ChPO-Tomialojc-40-41.pdf}, keywords={Gyrfalcon, Falco gyrfalco, Falco rusticolus}, }