@misc{Winkler_Paul_Meinhold's_[ca,
 author={Winkler, Paul},
 copyright={Rights Reserved - Restricted Access},
 address={Dresden},
 howpublished={online},
 year={[ca 1938]},
 publisher={Lithographie Druck u. Verlag von C. C. Meinhold & Söhne, G. m. b.H.},
 language={ger},
 title={Meinhold's Wanderkarte vom Riesengebirge},
 keywords={tourist maps, Giant Mountains},
}