@electronic{www.everytrail.com,
   title       = {Everytrail - The GPS Travel Community}, 
   url         = {http://www.everytrail.com/},
   biburl      = {https://puma.uni-kassel.de/url/80eedd50019945ed3b1f6606a1f621f8/stumme},
   keywords    = {GPS bookmarking geo gps navigation social tagging travel},
   added-at    = {2007-07-23T15:07:25.000+0200},
   description = {},
   interhash   = {80eedd50019945ed3b1f6606a1f621f8}, 
   intrahash   = {80eedd50019945ed3b1f6606a1f621f8}
}