@misc{_Acta_1998,
 volume={Vol. 40},
 number={1},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Acta Hydrobiologica},
 howpublished={online},
 year={1998},
 publisher={Karol Starmach Institute of Freshwater Biology of the Polish Academy of Sciences},
 language={eng},
 title={Acta Hydrobiologica Vol. 40 Fasc. 1 (1998)},
 type={Text},
}