@misc{Piechocki_Andrzej_(1938–_)_Gastropoda_2002,
 author={Piechocki, Andrzej (1938– )},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 howpublished={online},
 year={2002},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 type={Text},
 title={Gastropoda aquatica Aquatic gastropods},
 URL={http://rcin.org.pl./Content/115224/PDF/KR038_97342_r2002_CzLZ-Piechocki-34-37.pdf},
 keywords={red data list, threatened species, molluscs, gastropods, aquatic gastropods, Gastropoda aquatica},
}