@misc{_[Geometričeskij_1872,
 copyright={Rights Reserved - Restricted Access},
 howpublished={online},
 year={1872},
 language={pol},
 title={[Geometričeskij plan’ derevni Černa Velikaâ]},
 keywords={topography, geodesy, Podlasie (Poland), Czarna Wielka (Poland)},
}