@misc{Dyrcz_Andrzej_(1933–_)_Badania_1963,
 author={Dyrcz, Andrzej (1933– )},
 editor={Polska Akademia Nauk. Instytut Zoologiczny},
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Acta Ornithologica},
 howpublished={online},
 year={1963},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={pol},
 language={rus},
 language={eng},
 title={Badania porównawcze nad awifauną środowisk: leśnego i parkowego},
 type={Text},
 URL={http://rcin.org.pl/Content/12097/PDF/WA058_25931_P257-T7_Acta-Ornith-Nr-11.pdf},
 keywords={forest birds, urban birds, ecology, Poland, Wrocław, Szczytnicki Park, european blackbird, common blackbird, song thrush, birds, breeding biology, zoocenology, forest, Turdus merula, Turdus philomelos, Aves},
}