@misc{Grabacka_Elżbieta_Pierwotniaki_1973,
 author={Grabacka, Elżbieta},
 volume={Vol. 15},
 number={1},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Acta Hydrobiologica},
 address={Warszawa},
 address={Kraków},
 howpublished={online},
 year={1973},
 publisher={Laboratory of Water Biology of the Polish Academy of Sciences},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={eng},
 title={Pierwotniaki w stawach napełnionych ściekami cukrowniczymi},
 title={Protozoans in ponds filled with sugar factory wastes},
 type={Text},
 URL={http://www.rcin.org.pl/Content/193115/PDF/KR038_176855_r1973-t15-no1_AH-Grabacka-97-111.pdf},
}