@misc{_Acta_1961,
 volume={Vol. 3},
 number={2-3},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Acta Hydrobiologica},
 howpublished={online},
 year={1961},
 publisher={Laboratory of Water Biology of the Polish Academy of Sciences},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={ger},
 language={pol},
 type={Text},
 title={Acta Hydrobiologica Vol. 3 Fasc. 2-3 (1961)},
}