@misc{Loew_Hermann_(1807–1879)_Die_1857,
 author={Loew, Hermann (1807–1879)},
 copyright={Public Domain},
 journal={Publications of famous biologists - a collection of prints},
 address={Wien},
 howpublished={online},
 year={1857},
 publisher={[unknown]},
 language={pol},
 type={Text},
 title={Die europäischen Arten der Gattung Cheilosia},
 URL={http://rcin.org.pl/ibd/Content/83016/PDF/639.pdf},
 keywords={Insects, Hoverfly, Cheilosia, Cheilosia - species differentiation, Cheilosia - insect characterization method, Cheilosia - Europe},
}