@misc{Jakubiec_Zbigniew_Tentative_1985, author={Jakubiec, Zbigniew}, volume={Nr 28A}, editor={Research Centre for the Protection of Nature and Natural Resources of the Polish Academy of Sciences}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Warszawa}, address={Kraków}, journal={Studia Naturae}, howpublished={online}, year={1985}, publisher={Państwowe Wydawnictwo Naukowe}, language={pol}, type={Text}, title={Tentative assessment of credibility of inquiry data in confrontation with results of direct field censuses}, URL={http://www.rcin.org.pl/Content/113278/PDF/KR038_118791_r1985-t28A-1_SN-Jakubiec-223-232.pdf}, keywords={White Stork - Poland, Ciconia ciconia}, }