@misc{_Lipno,
 address={[s.l.]},
 howpublished={online},
 publisher={Kartographische Abtheilung d. Königl. Preuss. Landes-Aufnahme},
 language={pol},
 type={mapa},
 title={Lipno D 30},
 title={D 30. Lipno},
 keywords={Lipno - okolice},
}