@misc{Machmüller_[Walter?]_Aus,
 author={Machmüller [Walter?]},
 howpublished={online},
 publisher={Walter Henning},
 language={ger},
 title={Aus Tapiaus Vergangenheit},
 type={książka},
 keywords={Gwardiejsk (Tapiawa) - historia},
}