@misc{Cwener_Anna_Determination_2002,
 author={Cwener, Anna},
 volume={58},
 number={4},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Let's protect Our Indigenous Nature},
 howpublished={online},
 year={2002},
 publisher={Institute of Nature Conservation Polish Academy of Sciences},
 language={pol},
 type={Text},
 title={Determination of the trophy of the Brudno Lake (Sobibór Landscape Park) on the basis of the structure and dynamics of phytoplancton},
 URL={http://rcin.org.pl/Content/71626/PDF/KR038_89336_r2002-t58-no4_ChPO-Cwener-52-59.pdf},
 keywords={Sobibór Landscape Park, Brudno Lake},
}