@misc{,
 editor={Carus, Julius Victor (1823–1903) : Editor : Translator},
 copyright={Public Domain},
 howpublished={online},
 type={Text},
 URL={http://www.rcin.org.pl/Content/25841/PDF/WA488_4289_882_Darwin-Uber.pdf},
 keywords={Darwin, Charles (1809-1882), Biological evolution, Natural history},
}