@misc{Czekalski_Mieczysław_The_1974, author={Czekalski, Mieczysław}, volume={30}, number={3-4}, editor={Research Centre for the Protection of Nature of the Polish Academy of Sciences}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Warszawa}, address={Kraków}, journal={Let's protect Our Indigenous Nature}, howpublished={online}, year={1974}, publisher={Państwowe Wydawnictwo Naukowe}, language={pol}, type={Text}, title={The alley formed ashes of mountain, Sorbus intermedia, in the province of Zielona Góra deserves protection}, URL={http://rcin.org.pl/iop/Content/80713/PDF/KR038_99351_r1974-t30-no3-4_ChPO-Czekalski-73-76.pdf}, keywords={mountain ash, Sorbus intermedia}, }