@misc{_bez,
 howpublished={online},
 publisher={Kartogr.[aphische] Abtheilung der Königl.[ich] Preuss.[ischen] Landes-Aufnahme},
 language={ger},
 title={bez tytułu [Mapa regionu słupskiego]},
 type={cartography},
 keywords={Pomerania - 19th century, Slupsk (Pomeranian Province) - in cartography, Historical cartography, Historical maps},
}