@misc{Wilga_Marcin_Stanisław_Subfossil_1998,
 author={Wilga, Marcin Stanisław},
 volume={54},
 number={1},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Let's protect Our Indigenous Nature},
 howpublished={online},
 year={1998},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 type={Text},
 title={Subfossil station of Helicigona lapicida in Zielona Dolina (Green Valley) in the Oliwa Forest},
 URL={http://www.rcin.org.pl/Content/75780/PDF/KR038_96264_r1998-t54-no1_ChPO-Wilga-113-116.pdf},
 keywords={Tricity Landscape Park (Poland), molluscs, Mollusca, Helicigona lapicida},
}