@misc{_Etnografičeskìâ_1915,
 copyright={Public Domain},
 address={Varšava (Hměl'naâ 18)},
 howpublished={online},
 year={1915},
 publisher={Lit. V. Gluvčevskij},
 language={rus},
 title={Etnografičeskìâ karty pol'skoj i nĕmeckoj naselennosti Verhnej Silezìi},
 keywords={ethnographic maps, population maps, Silesia, 20th century},
}