@misc{_Acta_1993,
 volume={Vol. 35},
 number={1},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Acta Hydrobiologica},
 howpublished={online},
 year={1993},
 publisher={Institute of Freshwater Biology of the Polish Academy of Sciences},
 language={eng},
 type={Text},
 title={Acta Hydrobiologica Vol. 35 Fasc. 1 (1993)},
}