@misc{_Protection_1970, volume={R. 35}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Kraków}, journal={Protection of Nature}, howpublished={online}, year={1970}, publisher={Nature Protection Research Centre of the Polish Academy of Sciences}, publisher={Państwowe Wydawnictwo Naukowe}, language={pol}, title={Protection of Nature Ann. 35 (1970)}, type={Text}, }