@misc{Witkowski_Zbigniew_Skiing_1996,
 author={Witkowski, Zbigniew},
 volume={Nr 41},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Studia Naturae},
 address={Kraków},
 howpublished={online},
 year={1996},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 title={Skiing and nature conservation na Pilsku: tło i przyczyny konfliktu},
 type={Text},
 URL={http://rcin.org.pl/iop/Content/79195/PDF/KR038_92854_r1996-t41_SN-Witkowski-5-11.pdf},
 keywords={Beskid Żywiecki Mountains, Pilsko Mt., skiing},
}