@misc{Walankiewicz_Wiesław_How_1997,
 author={Walankiewicz, Wiesław and Mitrus, Cezary},
 volume={32},
 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={1997},
 publisher={Muzeum i Instytut Zoologii PAN},
 language={eng},
 language={pol},
 type={Text},
 title={How nest-box data have led to erroneous generalizations: the case of the competition between great tit Parus major and Ficedula flycatchers},
 URL={http://rcin.org.pl/Content/43587/PDF/WA058_60638_P257-T32_Acta-Ornith-Nr-2-10.pdf},
 keywords={Great Tit, Collared Flycatcher, Pied Flycatcher, Poland, Białowieża National Park, Białowieski National Park, competition, nest predation, nesting competition, nestboxes, primaeval forests, hornbeam forest, tree cavities, tree holes, tree hollows, Old World flycatcher, birds, Parus major, Ficedula albicollis, Ficedula hypoleuca, Paridae, Muscicapidae, Aves},
}