@misc{_Geologische_1904,
 copyright={Copyright by Uniwersytet Wrocławski},
 copyright={University of Wroclaw},
 howpublished={online},
 year={1904},
 publisher={Kgl. Preuss. geolog. Landesanstalt},
 title={Geologische Karte 1:25 000 - 3133 Rudolfswaldau},
 keywords={mapa geologiczna},
}