@misc{Szmeja_Józef_Luronium_2014,
 author={Szmeja, Józef},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 howpublished={online},
 year={2014},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 title={Luronium natans (L.) Raf. Elisma wodna},
 type={Text},
 URL={http://www.rcin.org.pl/Content/135919/PDF/KR038_154769_r2014_PCzKR-Szmeja-556-557.pdf},
 keywords={red data book, flowering plants, Anthophyta, Luronium natans},
}