@misc{_Kreis,
 howpublished={online},
 publisher={Verlag von C. Flemming in Glogau},
 language={ger},
 type={mapa},
 title={Kreis Darkehmen (A. 267.V.10)},
 keywords={Darkiejmy, Obwód Kaliningradzki, Oziersk},
}