@misc{_Kreis,
 howpublished={online},
 publisher={Verlag von C. Flemming in Glogau},
 language={ger},
 type={mapa},
 title={Kreis Niederung (A.267.V.03)},
 keywords={Jędrzychowo, Nizinny - powiat, Obwód Kaliningradzki},
}