@misc{Starmach_Karol_Biocenozy_1959,
 author={Starmach, Karol},
 volume={R. 26},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Protection of Nature},
 howpublished={online},
 year={1959},
 publisher={Nature Protection Research Centre of the Polish Academy of Sciences},
 language={pol},
 title={Biocenozy rzek i ich ochrona},
 title={Biocoenoses of rivers and their protection},
 type={Text},
 URL={http://rcin.org.pl/Content/182911/PDF/KR038_187612_r1959-r26_OP-Starmach-33-49.pdf},
}