@misc{Pfitzner_Josef_Grundzüge,
 author={Pfitzner, Josef},
 address={[S.l.]},
 howpublished={online},
 publisher={[s.n.]},
 language={ger},
 type={tekst},
 title={Grundzüge der Geschichte Schlesiens},
 keywords={"Leopoldina online", 10-20 w.},
}