@misc{Haeckel_Ernest_(1834–1919)_Die_1904,
 author={Haeckel, Ernest (1834–1919)},
 copyright={Public Domain},
 address={Stuttgart},
 howpublished={online},
 year={1904},
 publisher={Alfred Kröner},
 language={ger},
 type={Text},
 title={Die Lebenswunder : Gemeinverständliche Studien über Biologische Philosophie},
 URL={http://rcin.org.pl./Content/1650/PDF/WA488_3723_910_Haeckel-Die-Lebensmunder.pdf},
 keywords={Evolution, Biology, Origin - life},
}