@misc{Biesiadka_Eugeniusz_Badania_1977,
 author={Biesiadka, Eugeniusz and Kasprzak, Krzysztof},
 volume={Vol. 19},
 number={2},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Acta Hydrobiologica},
 address={Warszawa},
 address={Kraków},
 howpublished={online},
 year={1977},
 publisher={Laboratory of Water Biology of the Polish Academy of Sciences},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={eng},
 title={Badania nad makrofauną rzeki Warty w obrębie miasta Poznania},
 title={An investigation on the macrofauna of the River Warta within the city of Poznań},
 type={Text},
 URL={http://rcin.org.pl/Content/204274/PDF/KR038_189493_r1977-t19-no2_AH-Biesiadka-109-122.pdf},
}