@electronic{www.geographie.uni-bonn.de,
   title       = {OSM-3D Germany}, 
   url         = {http://www.geographie.uni-bonn.de/karto/osm-3d/Start.en.htm},
   biburl      = {https://puma.uni-kassel.de/url/ec53f4f72a748252632e37b79237b8e0/stumme},
   keywords    = {data everyaware openstreetmap osm sensor sensordata},
   added-at    = {2009-09-02T17:13:59.000+0200},
   description = {},
   interhash   = {ec53f4f72a748252632e37b79237b8e0}, 
   intrahash   = {ec53f4f72a748252632e37b79237b8e0}
}