@misc{Kukuła_Krzysztof_Structural_2003,
 author={Kukuła, Krzysztof},
 volume={Vol. 40},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Supplementa ad Acta Hydrobiologica},
 howpublished={online},
 year={2003},
 publisher={Karol Starmach Institute of Freshwater Biology of the Polish Academy of Sciences},
 language={eng},
 type={Text},
 title={Structural changes in the ichthyofauna of the Carpathian tributaries of the River Vistula caused by anthropogenic factors},
 URL={http://www.rcin.org.pl/Content/214248/PDF/KR038_153748_r2003-t4_SadAH-Kukula-1-63.pdf},
 keywords={water biology},
}