@misc{Krüger_Leopold_(Karl_Wilhelm)_(1861–1942)_Sisyridae:_1923,
 author={Krüger, Leopold (Karl Wilhelm) (1861–1942)},
 copyright={Public Domain},
 address={[Stettin]},
 journal={Publications of famous biologists - a collection of prints},
 howpublished={online},
 year={1923},
 publisher={[unknown]},
 language={ger},
 title={Sisyridae: Beiträge zu einer Monographie der Neuropteren-Familie der Sisyriden},
 type={Text},
 URL={http://rcin.org.pl/ibd/Content/74447/PDF/524.pdf},
 keywords={insects, spongeflies (Sisyridae), a new description of insects from the Sisyridae family, monograph;},
}