@misc{Koreff_Johann_F._[List,
 author={Koreff, Johann F.},
 address={Paris (?)},
 howpublished={online},
 language={ger},
 type={text},
 title={[List do J. D. F. Neigebaura - Neigebaur 107]},
 keywords={Enrich Europeana Plus, correspondence},
}