@electronic{www.mapplus.ch,
   title       = {MapPlus by TYDAC}, 
   url         = {http://www.mapplus.ch/?size=2},
   biburl      = {https://puma.uni-kassel.de/url/deefe6f54fa20ddaf89bdaaa7709e8a2/stumme},
   keywords    = {Schweiz geop karte landkarte map topo topographische},
   added-at    = {2010-04-06T11:11:41.000+0200},
   description = {},
   interhash   = {deefe6f54fa20ddaf89bdaaa7709e8a2}, 
   intrahash   = {deefe6f54fa20ddaf89bdaaa7709e8a2}
}