@misc{Jasnowski_Mieczysław_(1920–1993)_Mszaki_1958, author={Jasnowski, Mieczysław (1920–1993)}, volume={R. 25}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Kraków}, journal={Protection of Nature}, howpublished={online}, year={1958}, publisher={Research Centre for the Protection of Nature of the Polish Academy of Sciences}, language={pol}, title={Mszaki w rezerwacie "Cisowy Jar" na Mazurach}, title={Bryophyta of the nature reserve "Cisowy Jar" in the Mazurian District}, type={Text}, URL={http://rcin.org.pl./Content/116351/PDF/KR038_92466_r1958-r25_OP-Jasnowski-248-267.pdf}, keywords={The Yew-Tree Ravine, Bryophyta, Cisowy Jar, Musci}, }