@misc{Falkowski_Michał_A_1999,
 author={Falkowski, Michał},
 volume={55},
 number={6},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Let's protect Our Indigenous Nature},
 address={Kraków},
 howpublished={online},
 year={1999},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 title={A new station of Wolffia arrhiza and Lemna gibba in the region of Podlasie},
 type={Text},
 URL={http://rcin.org.pl/iop/Content/147984/PDF/KR038_176748_r1999-t55-no6_ChPO-Falkowski-93-96.pdf},
 keywords={Wolffia arrhiza, Lemna gibba},
}