@misc{Migoń_Piotr_A_1998,
 author={Migoń, Piotr},
 volume={54},
 number={4},
 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={A quarzite erratic near Lubań (Western Sudetes)},
 URL={http://www.rcin.org.pl/Content/105232/PDF/KR038_109496_r1998-t54-no4_ChPO-Migon-110-113.pdf},
 keywords={geology, inanimate nature conservation, Pogórze Izerskie},
}