@misc{Urbisz_Alina_Ruppia_2014,
 author={Urbisz, Alina and Urbisz, Andrzej},
 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},
 type={Text},
 title={Ruppia maritima L. Rupia morska},
 URL={http://rcin.org.pl./Content/135929/PDF/KR038_154773_r2014_PCzKR-Urbisz-576-577.pdf},
 keywords={red data book, flowering plants, Anthophyta, Ruppia maritima},
}