@misc{Hansen_Hans_Jacob_(1855–1936)_Organs_[1893],
 author={Hansen, Hans Jacob (1855–1936)},
 copyright={Public Domain},
 address={[Copenhagen]},
 journal={Publications of famous biologists - a collection of prints},
 howpublished={online},
 year={[1893]},
 publisher={[unknown]},
 language={eng},
 title={Organs and Characters in different Orders of Arachnids},
 type={Text},
 URL={http://www.rcin.org.pl/Content/70403/PDF/352.pdf},
 keywords={Insects - arachnids (Arachnida) - anatomy, Insects - arachnids (Arachnida) - embryology},
}