@misc{_SILESIA,
 howpublished={online},
 publisher={[Amsterdam]: [Willem Janszoon Blaeu, J. Blaeu]},
 language={lat},
 title={SILESIA INFERIOR: Sereniss. ac Celsiss Principibus ac Dominis : Dn. GEORGIO, Dn. LVDOVICO, Dn. CHRISTIANO Fratribus, Ducibus Silesiae Ligniciens, ac Bergensibus, Dominis gratiosissimis Dicata á Jona Sculteto Sprotta-Silesio},
 type={mapa},
 keywords={17 w., mapa, Śląsk, Dolny},
}