@misc{Włodek_Jan_Marian_Karp_1963, author={Włodek, Jan Marian}, volume={Vol. 5}, number={4}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Kraków}, journal={Acta Hydrobiologica}, howpublished={online}, year={1963}, publisher={Laboratory of Water Biology of the Polish Academy of Sciences}, publisher={Państwowe Wydawnictwo Naukowe}, language={ger}, type={Text}, title={Karp niebieski w gospodarstwie Landek}, title={Der blaue Karpfen aus der Teichwirtschaft Landek}, URL={http://rcin.org.pl/iop/Content/186325/PDF/KR038_183104_r1963-t5-no4_AH-Wlodek-383-401.pdf}, }