@misc{Frey_Ludwik_Reflection_2000,
 author={Frey, Ludwik},
 volume={56},
 number={2},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Let's protect Our Indigenous Nature},
 howpublished={online},
 year={2000},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 title={Reflection on the work shop},
 type={Text},
 URL={http://rcin.org.pl/Content/107070/PDF/KR038_110023_r2000-t56-no2_ChPO-Frey-90-93.pdf},
}