@misc{Helfritz_Sophie_(de_domo_Beseler)_[List,
 author={Helfritz, Sophie (de domo Beseler)},
 howpublished={online},
 language={ger},
 type={tekst},
 title={[List do Siegfrieda Brie - Brie 101]},
 keywords={19 w., 20 w., Brie, Siegfried (1838-1931), http://viaf.org/viaf/35210126, korespondencja},
}