@misc{_G._[ca,
 copyright={Public Domain},
 address={Wien},
 howpublished={online},
 year={[ca 1914]},
 publisher={G. Freytag & Berndt, Ges. m. b.H.},
 language={ger},
 title={G. Freytags Karte der österreichisch-russischen Grenzgebiete},
 keywords={political-administrative maps, border areas, Russia, Austro-Hungary, 20th century},
}