@misc{Speiser_Paul_Gustav_Eduard_(1877–1945)_Nordische_1909,
 author={Speiser, Paul Gustav Eduard (1877–1945)},
 copyright={Public Domain},
 address={[Königsberg]},
 journal={Publications of famous biologists - a collection of prints},
 howpublished={online},
 year={1909},
 publisher={[In Commission bei W. Koch.]},
 language={ger},
 title={Nordische Elemente in der preußischen Tierwelt},
 type={Text},
 URL={http://rcin.org.pl/Content/118821/PDF/s1031.pdf},
 keywords={Beetles - Prussian fauna - Scandinavian origin of specimens - list of insects},
}