@misc{_[Sambia],
 address={Berlin},
 howpublished={online},
 publisher={[s.n.]},
 language={ger},
 type={mapa},
 title={[Sambia] : Sect. V},
 keywords={Sambia, pólwysep -- mapy -- 19 w, Rosja (część) -- mapy -- 19 w},
}