@misc{Dumnicka_Elżbieta_Klasyfikacja_2006,
 author={Dumnicka, Elżbieta and Kwandrans, Janina and Jelonek, Marek and Wojtal, Agata and Żurek, Roman. Redaktor},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 howpublished={online},
 year={2006},
 publisher={Institute of Nature Conservation of the Polish Academy of Sciences},
 language={pol},
 title={Klasyfikacja bonifikacyjna rzek},
 title={Classification of water valuation of rivers},
 title={Wybrana literatura},
 type={Text},
 URL={http://www.rcin.org.pl/Content/154119/PDF/KR038_181732_r2006_Ichtiof-Dumnicka-162-220.pdf},
 keywords={ichthyofauna, freshwater biology, hydrology},
}