@misc{Kownacki_Andrzej_A_1988,
 author={Kownacki, Andrzej},
 volume={30},
 number={1/2},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Acta Hydrobiologica},
 address={Warszawa},
 address={Kraków},
 howpublished={online},
 year={1988},
 publisher={Institute of Freshwater Biology of the Polish Academy of Sciences},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={eng},
 title={A regulated river ecosystem in a polluted section of the Upper Vistula 10. General considerations},
 title={Ekosystem uregulowanego i zanieczyszczonego odcinka Górnej Wisły 10. Ogólne prawidłowości},
 type={Text},
 URL={http://rcin.org.pl/Content/123574/PDF/KR038_142111_r1988-t30-no1-2_AH-Kownacki-113-123.pdf},
}