@misc{Czajka_Willi_Schlesiens,
 author={Czajka, Willi},
 address={[Breslau]},
 howpublished={online},
 publisher={Trewendt & Granier Verlag},
 language={ger},
 title={Schlesiens Grenzwälder},
 type={tekst},
 keywords={"Leopoldina online"},
}