@misc{_Kreis,
 howpublished={online},
 publisher={Verlag von C. Flemming in Glogau},
 language={ger},
 type={mapa},
 title={Kreis Stallupöhnen (A. 267.V.07)},
 keywords={Nesterov, Obwód Kaliningradzki, Stołupiany},
}