@misc{Demidov_Anatolij_[List,
 author={Demidov, Anatolij},
 address={Carlsbad},
 howpublished={online},
 language={fre},
 type={text},
 title={[List do J. D. F. Neigebaura - Neigebaur 43]},
 keywords={Enrich Europeana Plus, correspondence},
}