@misc{Tomiałojć_Ludwik_(1939–_)_Breeding_1993,
 author={Tomiałojć, Ludwik (1939– )},
 volume={27},
 editor={Polska Akademia Nauk. Muzeum i Instytut Zoologii},
 number={2},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Warszawa},
 journal={Acta Ornithologica},
 howpublished={online},
 year={1993},
 publisher={Muzeum i Instytut Zoologii PAN},
 language={eng},
 language={pol},
 type={Text},
 title={Breeding ecology of the Blackbird Turdus merula studied in the primaeval forest of Białowieża (Poland). 1 Breeding numbers, distribution and nest sites},
 URL={http://rcin.org.pl/miiz/Content/42430/PDF/WA058_59205_P257-T27_Acta-Ornith-Nr-2-4.pdf},
 keywords={European Blackbird, ecology, breeding biology, Poland, Białowieża National Park, Białowieski National Park, thrushes, birds, Turdus merula, Turdidae, Aves},
}