@misc{Baltzer_D._[List,
 author={Baltzer, D.},
 address={Breslau},
 howpublished={online},
 language={ger},
 type={tekst},
 title={[List do Roberta Weigelta - Weig. 9]},
 keywords={19 w., Weigelt, Johann Ludwig Robert (1815-1879), http://viaf.org/viaf/30308348, korespondencja},
}