@misc{Hubálek_Zdeněk_(1942–_)_Winter_1980,
 author={Hubálek, Zdeněk (1942– )},
 editor={Polska Akademia Nauk. Instytut Zoologii},
 copyright={Rights Reserved - Restricted Access},
 address={Warszawa},
 journal={Acta Ornithologica},
 howpublished={online},
 year={1980},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={eng},
 language={pol},
 language={rus},
 title={Winter roosts and populations of the rook, Corvus frugilegus L., in Moravia (Czechoslovakia), 1972/73},
 type={Text},
 keywords={Rook, populations, Czech Republic, Moravia, winter populations, roosts, birds, Corvus frugilegus, Corvidae, Aves},
}