@misc{Gromadzki_Maciej_(1940–_)_Abundance_1978,
 author={Gromadzki, Maciej (1940– )},
 editor={Polska Akademia Nauk. Instytut Zoologii},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Warszawa},
 journal={Acta Ornithologica},
 howpublished={online},
 year={1978},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={eng},
 language={pol},
 language={rus},
 title={Abundance of the starling, Sturnus vulgaris L. in the breeding season in the vicinity of Gdańsk},
 type={Text},
 URL={http://rcin.org.pl/Content/19061/PDF/WA058_34822_P257-T16_Acta-Ornith-Nr-13.pdf},
 keywords={Common Starling, counting, Poland, Gdańsk, breeding season, starlings, birds, Sturnus vulgaris, Sturnidae, Aves},
}