@misc{Piękoś-Mirkowa_Halina_The_1990,
 author={Piękoś-Mirkowa, Halina},
 volume={Suplement},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Studia Naturae},
 address={Kraków},
 howpublished={online},
 year={1990},
 publisher={Research Centre for the Protection of Nature and Natural Resources of the Polish Academy of Sciences},
 language={pol},
 title={The functionning of the plant species protection in Poland},
 type={Text},
 URL={http://rcin.org.pl/Content/179912/PDF/KR038_159582_r1990-Sup_SN-Piekos-141-167.pdf},
}