@misc{Winkler_Paul._Riesengebirge_[ca, author={Winkler, Paul.}, editor={C. C. Meinhold und Söhne}, copyright={Rights Reserved - Restricted Access}, address={Dresden}, howpublished={online}, year={[ca 1926]}, publisher={Lith. Druck u. Verlag von C. C. Meinhold & Söhne (G m.b.H)}, language={ger}, title={Riesengebirge (Schneekoppe)}, keywords={tourist maps, Giant Mountains, Jelenia Góra region}, }