@misc{_1955-1960,
 editor={Polska Akademia Nauk. Instytut Zoologiczny},
 address={Warszawa},
 journal={Acta Ornithologica},
 journal={Acta Ornithologica},
 howpublished={online},
 year={1955-1960},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={eng},
 language={pol},
 language={rus},
 type={Text},
 URL={http://rcin.org.pl/Content/9778/PDF/WA058_24964_P257-T5_Acta-Ornith-Zawiad.pdf},
 keywords={Poland, birds, periodicals, ornithology},
}