@misc{Leonhard_Rudolf;_Leonhard_Clara_(de_domo_Goll)_[List,
 author={Leonhard, Rudolf; Leonhard, Clara (de domo Goll)},
 address={Kissingen},
 howpublished={online},
 language={ger},
 type={text},
 title={[List do Siegfrieda Brie - Brie 127]},
 keywords={Enrich Europeana Plus, correspondence},
}