@misc{_Acta_2000, editor={Polska Akademia Nauk. Muzeum i Instytut Zoologii}, address={Warszawa}, journal={Acta Ornithologica}, howpublished={online}, year={2000}, publisher={Muzeum i Instytut Zoologii PAN}, language={eng}, language={pol}, language={rus}, type={Text}, title={Acta Ornithologica, vol. 35 (2000)}, keywords={Poland, birds, periodicals, ornithology}, }