@misc{Bruck_Eberhard_Friedrich_[List,
 author={Bruck, Eberhard Friedrich},
 address={Breslau},
 howpublished={online},
 language={ger},
 type={text},
 title={[List do Siegfrieda Brie - Brie 30]},
 keywords={Enrich Europeana Plus, correspondence},
}