@misc{Pociecha_Agnieszka_Wprowadzenie_2015, author={Pociecha, Agnieszka}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Kraków}, howpublished={online}, year={2015}, publisher={Institute of Nature Conservation of the Polish Academy of Sciences}, language={pol}, title={Wprowadzenie}, title={Introduction}, type={Text}, URL={http://www.rcin.org.pl/Content/190525/PDF/KR038_187063_r2015_Wielkosk-Pociecha-10-15.pdf}, }