@misc{Hausen_Heinrich_Karl_Ferdinand_Friedrich_[List,
 author={Hausen, Heinrich Karl Ferdinand Friedrich},
 howpublished={online},
 language={ger},
 type={text},
 title={[List do J. D. F. Neigebaura - Neigebaur 81]},
 keywords={Enrich Europeana Plus, correspondence},
}