@misc{Jelonek_Marek_Density_1987, author={Jelonek, Marek and Amirowicz, Antoni}, volume={Vol. 29}, number={2}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Warszawa}, address={Kraków}, journal={Acta Hydrobiologica}, howpublished={online}, year={1987}, publisher={Institute of Freshwater Biology of the Polish Academy of Sciences}, publisher={Państwowe Wydawnictwo Naukowe}, language={eng}, type={Text}, title={Density and biomass of fish in the Rożnów Reservoir (Southern Poland)}, title={Liczebność i biomasa ryb w zbiorniku Rożnowskim (Polska Południowa)}, URL={http://rcin.org.pl/Content/186052/PDF/KR038_183830_r1987-t29-no2_AH-Jelonek-243-251.pdf}, keywords={Rożnów Reservoir}, }