@electronic{topo.geofabrik.de,
   title       = {OSMC Reit- und Wanderkarte}, 
   url         = {http://topo.geofabrik.de/},
   biburl      = {https://puma.uni-kassel.de/url/8a0be07f22455fd9850413b90b1f3f8f/stumme},
   keywords    = {everyaware karte map osm topo wanderkarte},
   added-at    = {2009-09-04T11:28:40.000+0200},
   description = {},
   interhash   = {8a0be07f22455fd9850413b90b1f3f8f}, 
   intrahash   = {8a0be07f22455fd9850413b90b1f3f8f}
}