@misc{_Acta_1987,
 volume={29},
 number={1},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Warszawa},
 address={Kraków},
 journal={Acta Hydrobiologica},
 howpublished={online},
 year={1987},
 publisher={Institute of Freshwater Biology of the Polish Academy of Sciences},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={eng},
 title={Acta Hydrobiologica Vol. 29 Fasc. 1 (1987)},
 type={Text},
}