@misc{Staszkiewicz_Jerzy_On_1986, author={Staszkiewicz, Jerzy}, volume={42}, number={1}, editor={Research Centre for the Protection of Nature and Natural Resources of the Polish Academy of Sciences}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Warszawa}, address={Kraków}, journal={Let's protect Our Indigenous Nature}, howpublished={online}, year={1986}, publisher={Państwowe Wydawnictwo Naukowe}, language={pol}, type={Text}, title={On the protection of the water nut Trapa sp. div.}, URL={http://rcin.org.pl./Content/80982/PDF/KR038_104791_r1986-t42-no1_ChPO-Staszkiewicz-63-65.pdf}, keywords={water nut, Trapaceae, Tarpa natans}, }