@misc{Włodek_Jan_Marian_Ilość_1959,
 author={Włodek, Jan Marian},
 volume={Vol. 1},
 number={2},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Acta Hydrobiologica},
 address={Kraków},
 howpublished={online},
 year={1959},
 publisher={Laboratory of Water Biology of the Polish Academy of Sciences},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={ger},
 title={Ilość samców i samic w populacjach karpi},
 title={Die Zahl der Milchner und Rogener in Karpfenpopulationen},
 type={Text},
 URL={http://rcin.org.pl/Content/162282/PDF/KR038_182328_r1959-t1-no2-AH-Wlodek-123-137.pdf},
}