@misc{_Oels'er,
 address={Oels (Oleśnica)},
 howpublished={online},
 publisher={Landratsamt},
 language={ger},
 type={tekst},
 title={Oels'er Kreisblatt. 1878-05-03 Jg. 16 Nr 18},
 keywords={19-20 w.},
}