@misc{Korczyk_Adolf_Rozmieszczenie_1967, author={Korczyk, Adolf}, volume={R. 32}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Kraków}, journal={Protection of Nature}, howpublished={online}, year={1967}, publisher={Nature Protection Research Centre of the Polish Academy of Sciences}, language={pol}, type={Text}, title={Rozmieszczenie geograficzne brzozy ojcowskiej Betula oycoviensis Bess.}, title={Geographical distribution of Betula oycoviensis Bess.}, URL={http://rcin.org.pl/Content/125272/PDF/KR038_111588_r1967-r32_OP-Korczyk-133-170.pdf}, keywords={Betula oycoviensis}, }