@misc{Czart_Jan_The_1993,
 author={Czart, Jan and Czart, Małgorzata},
 volume={49},
 number={1},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Let's protect Our Indigenous Nature},
 howpublished={online},
 year={1993},
 publisher={Research Centre for the Protection of Nature and Natural Resources of the Polish Academy of Sciences},
 language={pol},
 title={The perishing locality of the horsetail, Equisetum maximum, at the border of the Bażantarnia Park of Pheasants in the town of Elbląg},
 type={Text},
 URL={http://www.rcin.org.pl/Content/86483/PDF/KR038_102966_r1993-t49-no1_ChPO-Czart-83-84.pdf},
 keywords={horsetail, Bażantarnia Park (Elbląg, Poland), Equisetum maximum},
}